diff --git a/Dockerfile b/Dockerfile
index dde022be426dae497cae5a734d088a2098ef4127..4e83e0ff727201a1107aa843a39f22bd9f518aa1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -91,7 +91,7 @@ RUN git clone https://github.com/lz4/lz4.git \
 
 # ProIO
 ENV GOPATH=/opt/Go
-ENV PROIO_CHECKOUT=d12ce6c307fb8af895b923f604d457ddaafd8063 \
+ENV PROIO_CHECKOUT=50c5a335dd774a124a6226f0e381b30d77a1e796 \
     PROIO_SOURCE=$GOPATH/src/github.com/decibelcooper/proio \
     PATH=$GOPATH/bin:${PATH}