diff --git a/components/script/dom/webglrenderingcontext.rs b/components/script/dom/webglrenderingcontext.rs
index 7ac39c13e1fb..ba1950a9ba72 100644
--- a/components/script/dom/webglrenderingcontext.rs
+++ b/components/script/dom/webglrenderingcontext.rs
@@ -552,7 +552,7 @@ impl WebGLRenderingContext {
         match cap {
             constants::BLEND | constants::CULL_FACE | constants::DEPTH_TEST | constants::DITHER |
             constants::POLYGON_OFFSET_FILL | constants::SAMPLE_ALPHA_TO_COVERAGE | constants::SAMPLE_COVERAGE |
-            constants::SAMPLE_COVERAGE_INVERT | constants::SCISSOR_TEST => true,
+            constants::SAMPLE_COVERAGE_INVERT | constants::SCISSOR_TEST | constants::STENCIL_TEST => true,
             _ => {
                 self.webgl_error(InvalidEnum);
                 false
diff --git a/tests/wpt/metadata/webgl/conformance-1.0.3/conformance/state/gl-enable-enum-test.html.ini b/tests/wpt/metadata/webgl/conformance-1.0.3/conformance/state/gl-enable-enum-test.html.ini
deleted file mode 100644
index 977499e3cfe9..000000000000
--- a/tests/wpt/metadata/webgl/conformance-1.0.3/conformance/state/gl-enable-enum-test.html.ini
+++ /dev/null
@@ -1,11 +0,0 @@
-[gl-enable-enum-test.html]
-  type: testharness
-  [WebGL test #82: getError expected: NO_ERROR. Was INVALID_ENUM : gl.enable must succeed when passed gl.STENCIL_TEST]
-    expected: FAIL
-
-  [WebGL test #83: gl.isEnabled(gl.STENCIL_TEST) should be true. Was false.]
-    expected: FAIL
-
-  [WebGL test #85: getError expected: NO_ERROR. Was INVALID_ENUM : there should be no errors]
-    expected: FAIL
-