diff --git a/documentation/install_mdbook_deps.sh b/documentation/install_mdbook_deps.sh
index c2f9338152..adae1bb942 100755
--- a/documentation/install_mdbook_deps.sh
+++ b/documentation/install_mdbook_deps.sh
@@ -16,7 +16,7 @@ install_mdbook_deps() {
 	printf "\ninstalling mdbook..."
 	# installing mdbook with only specific features for speed
 #  cargo install mdbook --no-default-features --features search --vers "^$MINOR_VERSION"
-	cargo install mdbook --vers "^$MINOR_VERSION"
+	cargo install mdbook --vers $MINOR_VERSION
 
 	printf "\ninstalling plugins..."
 	for i in "${plugins[@]}"