diff --git a/build b/build
index 899ba9cb..413506e1 100755
--- a/build
+++ b/build
@@ -22,7 +22,7 @@ rm -rf $GOPATH/src/github.com/coreos/dex
 mkdir -p $GOPATH/src/github.com/coreos/
 ln -s ${PWD} $GOPATH/src/github.com/coreos/dex
 
-LD_FLAGS="-X main.version $(git rev-parse HEAD)"
+LD_FLAGS="-X main.version=$(git rev-parse HEAD)"
 go build -o bin/dex-worker -ldflags="$LD_FLAGS" github.com/coreos/dex/cmd/dex-worker
 go build -o bin/dexctl github.com/coreos/dex/cmd/dexctl
 go build -o bin/dex-overlord -ldflags="$LD_FLAGS" github.com/coreos/dex/cmd/dex-overlord