diff --git a/.gn b/.gn
index 6bbe648be6..a5f070a97c 100644
--- a/.gn
+++ b/.gn
@@ -20,12 +20,13 @@ secondary_source = "//build/secondary/"
 # "gn check" or "gn gen --check".
 # TODO(kjellander): Keep adding paths to this list as work in webrtc:5589 is done.
 check_targets = [
-  "//webrtc/modules/audio_device/*",
-  "//webrtc/voice_engine:level_indicator",
-  "//webrtc/modules/audio_coding:isac_fix_test",
-  "//webrtc/modules/audio_mixer:audio_conference_mixer",
   "//webrtc/modules/audio_coding:g711_test",
   "//webrtc/modules/audio_coding:g722_test",
+  "//webrtc/modules/audio_coding:isac_fix_test",
+  "//webrtc/modules/audio_coding:isac_test",
+  "//webrtc/modules/audio_device/*",
+  "//webrtc/modules/audio_mixer:audio_conference_mixer",
+  "//webrtc/voice_engine:level_indicator",
 ]
 
 # These are the list of GN files that run exec_script. This whitelist exists
diff --git a/webrtc/modules/audio_coding/BUILD.gn b/webrtc/modules/audio_coding/BUILD.gn
index 5cd6a6d79f..ce8ab6f73b 100644
--- a/webrtc/modules/audio_coding/BUILD.gn
+++ b/webrtc/modules/audio_coding/BUILD.gn
@@ -1540,6 +1540,35 @@ if (rtc_include_tests) {
     }
   }
 
+  executable("isac_test") {
+    testonly = true
+
+    sources = [
+      "codecs/isac/main/test/simpleKenny.c",
+      "codecs/isac/main/util/utility.c",
+    ]
+
+    include_dirs = [
+      "codecs/isac/main/include",
+      "codecs/isac/main/test",
+      "codecs/isac/main/util",
+    ]
+
+    deps = [
+      ":isac",
+      "../../base:rtc_base",
+      "//build/config/sanitizers:deps",
+    ]
+
+    if (is_win && is_clang) {
+      cflags = [
+        # Disable warnings failing when compiling with Clang on Windows.
+        # https://bugs.chromium.org/p/webrtc/issues/detail?id=5366
+        "-Wno-format",
+      ]
+    }
+  }
+
   executable("g711_test") {
     testonly = true
 
diff --git a/webrtc/modules/audio_coding/codecs/isac/isac_test.gypi b/webrtc/modules/audio_coding/codecs/isac/isac_test.gypi
index 54cedb4e18..4edd01d4c4 100644
--- a/webrtc/modules/audio_coding/codecs/isac/isac_test.gypi
+++ b/webrtc/modules/audio_coding/codecs/isac/isac_test.gypi
@@ -14,10 +14,11 @@
       'type': 'executable',
       'dependencies': [
         'isac',
+        '<(webrtc_root)/base/base.gyp:rtc_base',
       ],
       'include_dirs': [
-        './main/test',
         './main/include',
+        './main/test',
         './main/util',
         '<(webrtc_root)',
       ],