diff --git a/platform_tools/android/apps/skqp/src/main/java/org/skia/skqp/SkQPRunner.java b/platform_tools/android/apps/skqp/src/main/java/org/skia/skqp/SkQPRunner.java
index 138d0be0f0..0c6008ccf7 100644
--- a/platform_tools/android/apps/skqp/src/main/java/org/skia/skqp/SkQPRunner.java
+++ b/platform_tools/android/apps/skqp/src/main/java/org/skia/skqp/SkQPRunner.java
@@ -64,12 +64,12 @@ public class SkQPRunner extends Runner implements Filterable {
         for (int backend = 0; backend < impl.mBackends.length; backend++) {
             for (int gm = 0; gm < impl.mGMs.length; gm++) {
                 mTests[index++] = Description.createTestDescription(SkQPRunner.class,
-                    impl.mBackends[backend] + "/" + impl.mGMs[gm]);
+                    impl.mBackends[backend] + "_" + impl.mGMs[gm]);
             }
         }
         for (int unitTest = 0; unitTest < impl.mUnitTests.length; unitTest++) {
             mTests[index++] = Description.createTestDescription(SkQPRunner.class,
-                    "unitTest/" + impl.mUnitTests[unitTest]);
+                    "unitTest_" + impl.mUnitTests[unitTest]);
         }
         assert(index == mTests.length);
         mShouldRunTestCount = mTests.length;
diff --git a/tools/skqp/gm_knowledge.cpp b/tools/skqp/gm_knowledge.cpp
index df1ded0660..a2416c9dca 100644
--- a/tools/skqp/gm_knowledge.cpp
+++ b/tools/skqp/gm_knowledge.cpp
@@ -297,7 +297,7 @@ static constexpr char kDocHead[] =
     "function f(backend, gm, e1, e2) {\n"
     "  var b = ce(\"div\");\n"
     "  var x = ce(\"h2\");\n"
-    "  var t = backend + \"/\" + gm;\n"
+    "  var t = backend + \"_\" + gm;\n"
     "  ac(x, ct(t));\n"
     "  ac(b, x);\n"
     "  ac(b, ct(\"backend: \" + backend));\n"