diff --git a/testing/mozharness/configs/builds/releng_base_android_64_builds.py b/testing/mozharness/configs/builds/releng_base_android_64_builds.py
index 0ffd929c3fb0..db16d269adfc 100644
--- a/testing/mozharness/configs/builds/releng_base_android_64_builds.py
+++ b/testing/mozharness/configs/builds/releng_base_android_64_builds.py
@@ -77,7 +77,7 @@ config = {
         'HG_SHARE_BASE_DIR': '/builds/hg-shared',
         'MOZ_OBJDIR': 'obj-firefox',
         'TINDERBOX_OUTPUT': '1',
-        'TOOLTOOL_CACHE': '/builds/tooltool_cache',
+        'TOOLTOOL_CACHE': '/home/worker/tooltool-cache',
         'TOOLTOOL_HOME': '/builds',
         'CCACHE_DIR': '/builds/ccache',
         'CCACHE_COMPRESS': '1',
diff --git a/testing/mozharness/configs/builds/releng_base_linux_32_builds.py b/testing/mozharness/configs/builds/releng_base_linux_32_builds.py
index 58712c98b4cf..1bbef56d0b6d 100644
--- a/testing/mozharness/configs/builds/releng_base_linux_32_builds.py
+++ b/testing/mozharness/configs/builds/releng_base_linux_32_builds.py
@@ -83,7 +83,7 @@ config = {
         'HG_SHARE_BASE_DIR': '/builds/hg-shared',
         'MOZ_OBJDIR': 'obj-firefox',
         'TINDERBOX_OUTPUT': '1',
-        'TOOLTOOL_CACHE': '/builds/tooltool_cache',
+        'TOOLTOOL_CACHE': '/home/worker/tooltool-cache',
         'TOOLTOOL_HOME': '/builds',
         'MOZ_CRASHREPORTER_NO_REPORT': '1',
         'CCACHE_DIR': '/builds/ccache',
diff --git a/testing/mozharness/configs/builds/releng_base_linux_64_builds.py b/testing/mozharness/configs/builds/releng_base_linux_64_builds.py
index bad0f181cccb..c874dd45bd37 100644
--- a/testing/mozharness/configs/builds/releng_base_linux_64_builds.py
+++ b/testing/mozharness/configs/builds/releng_base_linux_64_builds.py
@@ -82,7 +82,7 @@ config = {
         'HG_SHARE_BASE_DIR': '/builds/hg-shared',
         'MOZ_OBJDIR': 'obj-firefox',
         'TINDERBOX_OUTPUT': '1',
-        'TOOLTOOL_CACHE': '/builds/tooltool_cache',
+        'TOOLTOOL_CACHE': '/home/worker/tooltool-cache',
         'TOOLTOOL_HOME': '/builds',
         'MOZ_CRASHREPORTER_NO_REPORT': '1',
         'CCACHE_DIR': '/builds/ccache',
diff --git a/testing/mozharness/configs/builds/releng_base_mac_64_cross_builds.py b/testing/mozharness/configs/builds/releng_base_mac_64_cross_builds.py
index f523428528a7..2f912d4861f7 100644
--- a/testing/mozharness/configs/builds/releng_base_mac_64_cross_builds.py
+++ b/testing/mozharness/configs/builds/releng_base_mac_64_cross_builds.py
@@ -53,7 +53,7 @@ config = {
         'HG_SHARE_BASE_DIR': '/builds/hg-shared',
         'MOZ_OBJDIR': 'obj-firefox',
         'TINDERBOX_OUTPUT': '1',
-        'TOOLTOOL_CACHE': '/builds/tooltool_cache',
+        'TOOLTOOL_CACHE': '/home/worker/tooltool-cache',
         'TOOLTOOL_HOME': '/builds',
         'MOZ_CRASHREPORTER_NO_REPORT': '1',
         'CCACHE_DIR': '/builds/ccache',
diff --git a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_artifact.py b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_artifact.py
index 4865ced01a94..4813548499bf 100644
--- a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_artifact.py
+++ b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_artifact.py
@@ -52,7 +52,7 @@ config = {
         'HG_SHARE_BASE_DIR': '/builds/hg-shared',
         'MOZ_OBJDIR': 'obj-firefox',
         'TINDERBOX_OUTPUT': '1',
-        'TOOLTOOL_CACHE': '/builds/tooltool_cache',
+        'TOOLTOOL_CACHE': '/home/worker/tooltool-cache',
         'TOOLTOOL_HOME': '/builds',
         'MOZ_CRASHREPORTER_NO_REPORT': '1',
         'CCACHE_DIR': '/builds/ccache',
diff --git a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_stat_and_debug.py b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_stat_and_debug.py
index 8e42b6919765..ff8e4c4e6b5b 100644
--- a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_stat_and_debug.py
+++ b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_stat_and_debug.py
@@ -42,7 +42,7 @@ config = {
         'HG_SHARE_BASE_DIR': '/builds/hg-shared',
         'MOZ_OBJDIR': 'obj-firefox',
         'TINDERBOX_OUTPUT': '1',
-        'TOOLTOOL_CACHE': '/builds/tooltool_cache',
+        'TOOLTOOL_CACHE': '/home/worker/tooltool-cache',
         'TOOLTOOL_HOME': '/builds',
         'MOZ_CRASHREPORTER_NO_REPORT': '1',
         'CCACHE_DIR': '/builds/ccache',
diff --git a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_stat_and_opt.py b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_stat_and_opt.py
index 10ec4205165d..0a1499db1a54 100644
--- a/testing/mozharness/configs/builds/releng_sub_linux_configs/64_stat_and_opt.py
+++ b/testing/mozharness/configs/builds/releng_sub_linux_configs/64_stat_and_opt.py
@@ -42,7 +42,7 @@ config = {
         'HG_SHARE_BASE_DIR': '/builds/hg-shared',
         'MOZ_OBJDIR': 'obj-firefox',
         'TINDERBOX_OUTPUT': '1',
-        'TOOLTOOL_CACHE': '/builds/tooltool_cache',
+        'TOOLTOOL_CACHE': '/home/worker/tooltool-cache',
         'TOOLTOOL_HOME': '/builds',
         'MOZ_CRASHREPORTER_NO_REPORT': '1',
         'CCACHE_DIR': '/builds/ccache',
diff --git a/testing/mozharness/configs/firefox_ui_tests/taskcluster.py b/testing/mozharness/configs/firefox_ui_tests/taskcluster.py
index 66fc72935758..e6be6a0cc68e 100644
--- a/testing/mozharness/configs/firefox_ui_tests/taskcluster.py
+++ b/testing/mozharness/configs/firefox_ui_tests/taskcluster.py
@@ -7,5 +7,5 @@ config = {
 
     "pip_index": False,
 
-    "tooltool_cache": "/builds/tooltool_cache",
+    "tooltool_cache": "/home/worker/tooltool-cache",
 }
diff --git a/testing/mozharness/configs/marionette/prod_config.py b/testing/mozharness/configs/marionette/prod_config.py
index df83a8626fe9..cf126a488e3c 100644
--- a/testing/mozharness/configs/marionette/prod_config.py
+++ b/testing/mozharness/configs/marionette/prod_config.py
@@ -37,7 +37,7 @@ config = {
     "blob_uploader_auth_file" : os.path.join(os.getcwd(), "oauth.txt"),
     "download_symbols": "ondemand",
     "download_minidump_stackwalk": True,
-    "tooltool_cache": "/builds/tooltool_cache",
+    "tooltool_cache": "/home/worker/tooltool-cache",
     "suite_definitions": {
         "marionette_desktop": {
             "options": [
diff --git a/testing/mozharness/configs/unittests/linux_unittest.py b/testing/mozharness/configs/unittests/linux_unittest.py
index 51c40397374c..43c7d50b892f 100644
--- a/testing/mozharness/configs/unittests/linux_unittest.py
+++ b/testing/mozharness/configs/unittests/linux_unittest.py
@@ -307,7 +307,7 @@ config = {
     "download_minidump_stackwalk": True,
     "minidump_stackwalk_path": MINIDUMP_STACKWALK_PATH,
     "minidump_tooltool_manifest_path": TOOLTOOL_MANIFEST_PATH,
-    "tooltool_cache": "/builds/tooltool_cache",
+    "tooltool_cache": "/home/worker/tooltool-cache",
     "download_nodejs": True,
     "nodejs_path": NODEJS_PATH,
     "nodejs_tooltool_manifest_path": NODEJS_TOOLTOOL_MANIFEST_PATH,