diff --git a/bin/decrypt.sh b/bin/decrypt.sh
index 9bb8a95..7eb0656 100755
--- a/bin/decrypt.sh
+++ b/bin/decrypt.sh
@@ -28,7 +28,7 @@ esac
 
 openssl smime -decrypt \
 	-in "${2}" \
-	-binary -inform DEM \
+	-stream -binary -inform DEM \
 	-inkey "${1}" \
 	-out "${OUT_FILENAME}"
 
diff --git a/bin/encrypt.sh b/bin/encrypt.sh
index 4ae9072..517ac81 100755
--- a/bin/encrypt.sh
+++ b/bin/encrypt.sh
@@ -22,7 +22,7 @@ if [ ! -f "${2}" ]; then
 fi
 
 
-openssl smime -encrypt -binary -text -aes256 \
+openssl smime -encrypt -stream -binary -text -aes256 \
 	-in "${2}" \
 	-out "${2}.enc" \
 	-outform DER "${1}"