diff --git a/dom/canvas/test/webgl-conf/mochitest-errata.ini b/dom/canvas/test/webgl-conf/mochitest-errata.ini
index 1f71e0505422..b1ad3ab4a709 100644
--- a/dom/canvas/test/webgl-conf/mochitest-errata.ini
+++ b/dom/canvas/test/webgl-conf/mochitest-errata.ini
@@ -407,14 +407,7 @@ fail-if = (os == 'mac' && os_version == '10.8')
 ########################################################################
 ########################################################################
 # Win
-[generated/test_2_conformance__ogles__GL__built_in_varying_array_out_of_bounds__built_in_varying_array_out_of_bounds_001_to_001.html]
-# time out crash
-skip-if = (os == 'win')
-[generated/test_conformance__ogles__GL__built_in_varying_array_out_of_bounds__built_in_varying_array_out_of_bounds_001_to_001.html]
-# time out crash
-skip-if = (os == 'win')
-[generated/test_2_conformance2__glsl3__vector-dynamic-indexing.html]
-skip-if = (os == 'win')
+
 [generated/test_conformance__glsl__misc__large-loop-compile.html]
 fail-if = (os == 'win' && os_version == '5.1')
 [generated/test_conformance__uniforms__uniform-values-per-program.html]