diff --git a/tools_webrtc/ios/tryserver.webrtc/ios32_sim_ios9_dbg.json b/tools_webrtc/ios/tryserver.webrtc/ios32_sim_ios9_dbg.json
index a82cfea..242df5f 100644
--- a/tools_webrtc/ios/tryserver.webrtc/ios32_sim_ios9_dbg.json
+++ b/tools_webrtc/ios/tryserver.webrtc/ios32_sim_ios9_dbg.json
@@ -2,7 +2,7 @@
   "comments": [
     "Tests for 32-bit iOS simulators."
   ],
-  "xcode build version": "9C40b",
+  "xcode version": "9.0",
   "gn_args": [
     "goma_dir=\"$(goma_dir)\"",
     "is_component_build=false",
diff --git a/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios10_dbg.json b/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios10_dbg.json
index 28f9620..a902cc1 100644
--- a/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios10_dbg.json
+++ b/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios10_dbg.json
@@ -2,7 +2,7 @@
   "comments": [
     "Tests for 64-bit iOS simulators."
   ],
-  "xcode build version": "9C40b",
+  "xcode version": "9.0",
   "gn_args": [
     "goma_dir=\"$(goma_dir)\"",
     "is_component_build=false",
diff --git a/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios11_dbg.json b/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios11_dbg.json
index 4a2ad07..6804a60 100644
--- a/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios11_dbg.json
+++ b/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios11_dbg.json
@@ -2,7 +2,7 @@
   "comments": [
     "Tests for 64-bit iOS simulators."
   ],
-  "xcode build version": "9C40b",
+  "xcode version": "9.0",
   "gn_args": [
     "goma_dir=\"$(goma_dir)\"",
     "is_component_build=false",
diff --git a/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios9_dbg.json b/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios9_dbg.json
index 4c1af2d..25eadbe 100644
--- a/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios9_dbg.json
+++ b/tools_webrtc/ios/tryserver.webrtc/ios64_sim_ios9_dbg.json
@@ -2,7 +2,7 @@
   "comments": [
     "Tests for 64-bit iOS simulators."
   ],
-  "xcode build version": "9C40b",
+  "xcode version": "9.0",
   "gn_args": [
     "goma_dir=\"$(goma_dir)\"",
     "is_component_build=false",