diff --git a/.travis.yml b/.travis.yml
index ba62b87bf..3941fa785 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -185,6 +185,8 @@ matrix:
         - xctool -version
         - xcrun simctl list
 
+        # Workaround for https://github.com/golang/go/issues/23749
+        - export CGO_CFLAGS_ALLOW='-fmodules|-fblocks|-fobjc-arc'
         - go run build/ci.go xcode -signer IOS_SIGNING_KEY -deploy trunk -upload gethstore/builds
 
     # This builder does the Azure archive purges to avoid accumulating junk