diff --git a/script/crossbinary-default b/script/crossbinary-default
index 83a197438..13e3b303d 100755
--- a/script/crossbinary-default
+++ b/script/crossbinary-default
@@ -24,13 +24,17 @@ GIT_REPO_URL='github.com/containous/traefik/version'
 GO_BUILD_CMD="go build -ldflags"
 GO_BUILD_OPT="-s -w -X ${GIT_REPO_URL}.Version=${VERSION} -X ${GIT_REPO_URL}.Codename=${CODENAME} -X ${GIT_REPO_URL}.BuildDate=${DATE}"
 
-# Build 386 amd64 binaries
+# Build amd64 binaries
 OS_PLATFORM_ARG=(linux windows darwin)
 OS_ARCH_ARG=(amd64)
 for OS in ${OS_PLATFORM_ARG[@]}; do
+  BIN_EXT=''
+  if [ "$OS" == "windows" ]; then
+    BIN_EXT='.exe'
+  fi
   for ARCH in ${OS_ARCH_ARG[@]}; do
     echo "Building binary for ${OS}/${ARCH}..."
-    GOARCH=${ARCH} GOOS=${OS} CGO_ENABLED=0 ${GO_BUILD_CMD} "${GO_BUILD_OPT}" -o "dist/traefik_${OS}-${ARCH}" ./cmd/traefik/
+    GOARCH=${ARCH} GOOS=${OS} CGO_ENABLED=0 ${GO_BUILD_CMD} "${GO_BUILD_OPT}" -o "dist/traefik_${OS}-${ARCH}${BIN_EXT}" ./cmd/traefik/
   done
 done
 
diff --git a/script/crossbinary-others b/script/crossbinary-others
index 51d9a01b2..d0c59eb15 100755
--- a/script/crossbinary-others
+++ b/script/crossbinary-others
@@ -28,9 +28,13 @@ GO_BUILD_OPT="-s -w -X ${GIT_REPO_URL}.Version=${VERSION} -X ${GIT_REPO_URL}.Cod
 OS_PLATFORM_ARG=(linux windows darwin)
 OS_ARCH_ARG=(386)
 for OS in ${OS_PLATFORM_ARG[@]}; do
+  BIN_EXT=''
+  if [ "$OS" == "windows" ]; then
+    BIN_EXT='.exe'
+  fi
   for ARCH in ${OS_ARCH_ARG[@]}; do
-    echo "Building binary for $OS/$ARCH..."
-    GOARCH=${ARCH} GOOS=${OS} CGO_ENABLED=0 ${GO_BUILD_CMD} "$GO_BUILD_OPT" -o "dist/traefik_$OS-$ARCH" ./cmd/traefik/
+    echo "Building binary for ${OS}/${ARCH}..."
+    GOARCH=${ARCH} GOOS=${OS} CGO_ENABLED=0 ${GO_BUILD_CMD} "${GO_BUILD_OPT}" -o "dist/traefik_${OS}-${ARCH}${BIN_EXT}" ./cmd/traefik/
   done
 done