diff --git a/configure b/configure
index 2a3a767254..db5cdf2ef0 100755
--- a/configure
+++ b/configure
@@ -6395,7 +6395,7 @@ fi
 for pfx in "" host_; do
     varname=${pfx%_}cc_type
     eval "type=\$$varname"
-    if [ $type = "msvc" ]; then
+    if [ "$type" = "msvc" ]; then
         check_${pfx}cc <<EOF || add_${pfx}cflags -Dinline=__inline
 static inline int foo(int a) { return a; }
 EOF