diff --git a/clipboard-adapter.sh b/clipboard-adapter.sh
index af86763..b110c2c 100755
--- a/clipboard-adapter.sh
+++ b/clipboard-adapter.sh
@@ -53,7 +53,9 @@ main() {
     exit 0
     ;;
   copy)
-    perform_copy
+    input="$(cat -)"
+    printf "%s" "$input" | perform_copy
+    printf "%s" "$input" | perform_primary
     ;;
   insert)
     # Also copy when doing insert to give users a fallback in case automatic
@@ -112,6 +114,30 @@ perform_copy() {
   esac
 }
 
+perform_primary() {
+  tool=$(find_copy_tool)
+
+  case "$tool" in
+  xsel)
+    xsel --primary --input
+    ;;
+  xclip)
+    xclip -selection primary -in
+    ;;
+  wl-copy)
+    wl-copy --primary
+    ;;
+  "")
+    show_error "Could not find any tool to handle copying. Please install a clipboard handler."
+    exit 1
+    ;;
+  *)
+    show_error "$tool has no implementation for copying yet"
+    exit 2
+    ;;
+  esac
+}
+
 perform_insert() {
   tool=$(find_insert_tool)