diff --git a/b2g/config/emulator-ics/sources.xml b/b2g/config/emulator-ics/sources.xml
index 9dc8ead72593..36734f4bd326 100644
--- a/b2g/config/emulator-ics/sources.xml
+++ b/b2g/config/emulator-ics/sources.xml
@@ -24,7 +24,7 @@
   <project name="rilproxy" path="rilproxy" remote="b2g" revision="827214fcf38d6569aeb5c6d6f31cb296d1f09272"/>
   <project name="platform_hardware_ril" path="hardware/ril" remote="b2g" revision="d11f524d00cacf5ba0dfbf25e4aa2158b1c3a036"/>
   <project name="platform_external_qemu" path="external/qemu" remote="b2g" revision="12408eb142739c7de87ab7ee0d0d2854d5c298f3"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="apitrace" path="external/apitrace" remote="apitrace" revision="89c5816399e71bda92a8959b5b771c04d6672ea3"/>
   <!-- Stock Android things -->
   <project name="platform/abi/cpp" path="abi/cpp" revision="dd924f92906085b831bf1cbbc7484d3c043d613c"/>
diff --git a/b2g/config/emulator-jb/sources.xml b/b2g/config/emulator-jb/sources.xml
index 549f96f54c36..3d35bf1c032e 100644
--- a/b2g/config/emulator-jb/sources.xml
+++ b/b2g/config/emulator-jb/sources.xml
@@ -19,7 +19,7 @@
   <project name="fake-libdvm" path="dalvik" remote="b2g" revision="d50ae982b19f42f0b66d08b9eb306be81687869f"/>
   <project name="gaia" path="gaia" remote="mozillaorg" revision="aa17def17754097b5004b370ebe26b557cdc9586"/>
   <project name="gonk-misc" path="gonk-misc" remote="b2g" revision="266bca6e60dad43e395f38b66edabe8bdc882334"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="apitrace" path="external/apitrace" remote="apitrace" revision="89c5816399e71bda92a8959b5b771c04d6672ea3"/>
   <project name="valgrind" path="external/valgrind" remote="b2g" revision="daa61633c32b9606f58799a3186395fd2bbb8d8c"/>
   <project name="vex" path="external/VEX" remote="b2g" revision="47f031c320888fe9f3e656602588565b52d43010"/>
diff --git a/b2g/config/emulator-kk/sources.xml b/b2g/config/emulator-kk/sources.xml
index e94ef0a7b216..9995b7c7cffa 100644
--- a/b2g/config/emulator-kk/sources.xml
+++ b/b2g/config/emulator-kk/sources.xml
@@ -18,7 +18,7 @@
   <project name="gaia" path="gaia" remote="mozillaorg" revision="aa17def17754097b5004b370ebe26b557cdc9586"/>
   <project name="fake-libdvm" path="dalvik" remote="b2g" revision="d50ae982b19f42f0b66d08b9eb306be81687869f"/>
   <project name="gonk-misc" path="gonk-misc" remote="b2g" revision="266bca6e60dad43e395f38b66edabe8bdc882334"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="rilproxy" path="rilproxy" remote="b2g" revision="827214fcf38d6569aeb5c6d6f31cb296d1f09272"/>
   <project name="valgrind" path="external/valgrind" remote="b2g" revision="daa61633c32b9606f58799a3186395fd2bbb8d8c"/>
   <project name="vex" path="external/VEX" remote="b2g" revision="47f031c320888fe9f3e656602588565b52d43010"/>
diff --git a/b2g/config/emulator/sources.xml b/b2g/config/emulator/sources.xml
index 9dc8ead72593..36734f4bd326 100644
--- a/b2g/config/emulator/sources.xml
+++ b/b2g/config/emulator/sources.xml
@@ -24,7 +24,7 @@
   <project name="rilproxy" path="rilproxy" remote="b2g" revision="827214fcf38d6569aeb5c6d6f31cb296d1f09272"/>
   <project name="platform_hardware_ril" path="hardware/ril" remote="b2g" revision="d11f524d00cacf5ba0dfbf25e4aa2158b1c3a036"/>
   <project name="platform_external_qemu" path="external/qemu" remote="b2g" revision="12408eb142739c7de87ab7ee0d0d2854d5c298f3"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="apitrace" path="external/apitrace" remote="apitrace" revision="89c5816399e71bda92a8959b5b771c04d6672ea3"/>
   <!-- Stock Android things -->
   <project name="platform/abi/cpp" path="abi/cpp" revision="dd924f92906085b831bf1cbbc7484d3c043d613c"/>
diff --git a/b2g/config/hamachi/sources.xml b/b2g/config/hamachi/sources.xml
index 5f07a6b19e92..5e19ca08a67f 100644
--- a/b2g/config/hamachi/sources.xml
+++ b/b2g/config/hamachi/sources.xml
@@ -21,7 +21,7 @@
   <project name="gonk-misc" path="gonk-misc" remote="b2g" revision="266bca6e60dad43e395f38b66edabe8bdc882334"/>
   <project name="rilproxy" path="rilproxy" remote="b2g" revision="827214fcf38d6569aeb5c6d6f31cb296d1f09272"/>
   <project name="librecovery" path="librecovery" remote="b2g" revision="1f6a1fe07f81c5bc5e1d079c9b60f7f78ca2bf4f"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="apitrace" path="external/apitrace" remote="apitrace" revision="89c5816399e71bda92a8959b5b771c04d6672ea3"/>
   <!-- Stock Android things -->
   <project name="platform/abi/cpp" path="abi/cpp" revision="6426040f1be4a844082c9769171ce7f5341a5528"/>
diff --git a/b2g/config/helix/sources.xml b/b2g/config/helix/sources.xml
index 598c8890270e..80b272d4be47 100644
--- a/b2g/config/helix/sources.xml
+++ b/b2g/config/helix/sources.xml
@@ -19,7 +19,7 @@
   <project name="gonk-misc" path="gonk-misc" remote="b2g" revision="266bca6e60dad43e395f38b66edabe8bdc882334"/>
   <project name="rilproxy" path="rilproxy" remote="b2g" revision="827214fcf38d6569aeb5c6d6f31cb296d1f09272"/>
   <project name="librecovery" path="librecovery" remote="b2g" revision="1f6a1fe07f81c5bc5e1d079c9b60f7f78ca2bf4f"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="gonk-patches" path="patches" remote="b2g" revision="223a2421006e8f5da33f516f6891c87cae86b0f6"/>
   <!-- Stock Android things -->
   <project name="platform/abi/cpp" path="abi/cpp" revision="6426040f1be4a844082c9769171ce7f5341a5528"/>
diff --git a/b2g/config/inari/sources.xml b/b2g/config/inari/sources.xml
index 5d2f7a9fc04a..2d9250e34d1e 100644
--- a/b2g/config/inari/sources.xml
+++ b/b2g/config/inari/sources.xml
@@ -23,7 +23,7 @@
   <project name="gonk-misc" path="gonk-misc" remote="b2g" revision="266bca6e60dad43e395f38b66edabe8bdc882334"/>
   <project name="rilproxy" path="rilproxy" remote="b2g" revision="827214fcf38d6569aeb5c6d6f31cb296d1f09272"/>
   <project name="librecovery" path="librecovery" remote="b2g" revision="1f6a1fe07f81c5bc5e1d079c9b60f7f78ca2bf4f"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="apitrace" path="external/apitrace" remote="apitrace" revision="89c5816399e71bda92a8959b5b771c04d6672ea3"/>
   <!-- Stock Android things -->
   <project name="platform/abi/cpp" path="abi/cpp" revision="6426040f1be4a844082c9769171ce7f5341a5528"/>
diff --git a/b2g/config/leo/sources.xml b/b2g/config/leo/sources.xml
index 75494964a0d9..9718c1d401a0 100644
--- a/b2g/config/leo/sources.xml
+++ b/b2g/config/leo/sources.xml
@@ -21,7 +21,7 @@
   <project name="gonk-misc" path="gonk-misc" remote="b2g" revision="266bca6e60dad43e395f38b66edabe8bdc882334"/>
   <project name="rilproxy" path="rilproxy" remote="b2g" revision="827214fcf38d6569aeb5c6d6f31cb296d1f09272"/>
   <project name="librecovery" path="librecovery" remote="b2g" revision="1f6a1fe07f81c5bc5e1d079c9b60f7f78ca2bf4f"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="apitrace" path="external/apitrace" remote="apitrace" revision="89c5816399e71bda92a8959b5b771c04d6672ea3"/>
   <project name="gonk-patches" path="patches" remote="b2g" revision="223a2421006e8f5da33f516f6891c87cae86b0f6"/>
   <!-- Stock Android things -->
diff --git a/b2g/config/mako/sources.xml b/b2g/config/mako/sources.xml
index 3fa260c6dfd8..dd191f55f280 100644
--- a/b2g/config/mako/sources.xml
+++ b/b2g/config/mako/sources.xml
@@ -19,7 +19,7 @@
   <project name="fake-libdvm" path="dalvik" remote="b2g" revision="d50ae982b19f42f0b66d08b9eb306be81687869f"/>
   <project name="gaia" path="gaia" remote="mozillaorg" revision="aa17def17754097b5004b370ebe26b557cdc9586"/>
   <project name="gonk-misc" path="gonk-misc" remote="b2g" revision="266bca6e60dad43e395f38b66edabe8bdc882334"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="apitrace" path="external/apitrace" remote="apitrace" revision="89c5816399e71bda92a8959b5b771c04d6672ea3"/>
   <project name="valgrind" path="external/valgrind" remote="b2g" revision="daa61633c32b9606f58799a3186395fd2bbb8d8c"/>
   <project name="vex" path="external/VEX" remote="b2g" revision="47f031c320888fe9f3e656602588565b52d43010"/>
diff --git a/b2g/config/wasabi/sources.xml b/b2g/config/wasabi/sources.xml
index 742873d0667d..78b9eaba663f 100644
--- a/b2g/config/wasabi/sources.xml
+++ b/b2g/config/wasabi/sources.xml
@@ -21,7 +21,7 @@
   <project name="gonk-misc" path="gonk-misc" remote="b2g" revision="266bca6e60dad43e395f38b66edabe8bdc882334"/>
   <project name="rilproxy" path="rilproxy" remote="b2g" revision="827214fcf38d6569aeb5c6d6f31cb296d1f09272"/>
   <project name="librecovery" path="librecovery" remote="b2g" revision="1f6a1fe07f81c5bc5e1d079c9b60f7f78ca2bf4f"/>
-  <project name="moztt" path="external/moztt" remote="b2g" revision="5b93c7150acac5f657675b91889d828cc2b532e3"/>
+  <project name="moztt" path="external/moztt" remote="b2g" revision="a425b5eaf4949ab17a1670442fc2b17a82c84a74"/>
   <project name="apitrace" path="external/apitrace" remote="apitrace" revision="89c5816399e71bda92a8959b5b771c04d6672ea3"/>
   <project name="gonk-patches" path="patches" remote="b2g" revision="223a2421006e8f5da33f516f6891c87cae86b0f6"/>
   <!-- Stock Android things -->