diff --git a/bin/pbcopy_l b/bin/pbcopy_l
index bc9f478..a6c38cf 100755
--- a/bin/pbcopy_l
+++ b/bin/pbcopy_l
@@ -1,8 +1,8 @@
 #!/bin/sh
 OS=$(uname)
-if [ "$OS" == "Linux" -o "$OS" == "FreeBSD" ] ; then
+if [ "$OS" = "Linux" -o "$OS" = "FreeBSD" ] ; then
   xsel -i -b
-elif [ "$(uname)" == "Darwin" ] ; then
+elif [ "$(uname)" = "Darwin" ] ; then
   /usr/bin/pbcopy $*
 else
   echo "Unknown OS."
diff --git a/bin/pbpaste_l b/bin/pbpaste_l
index cbf24dd..d959eca 100755
--- a/bin/pbpaste_l
+++ b/bin/pbpaste_l
@@ -1,8 +1,8 @@
 #!/bin/sh
 OS=$(uname)
-if [ "$OS" == "Linux" -o "$OS" == "FreeBSD" ] ; then
+if [ "$OS" = "Linux" -o "$OS" = "FreeBSD" ] ; then
   xsel -o -b
-elif [ "$(uname)" == "Darwin" ] ; then
+elif [ "$(uname)" = "Darwin" ] ; then
   /usr/bin/pbpaste $*
 else
   echo "Unknown OS."