diff --git a/modules/lang/crystal/config.el b/modules/lang/crystal/config.el
index 61618d2bf..6148d0685 100644
--- a/modules/lang/crystal/config.el
+++ b/modules/lang/crystal/config.el
@@ -13,3 +13,7 @@
 (def-package! flycheck-crystal
   :after crystal-mode
   :config (add-hook 'crystal-mode-hook #'flycheck-mode))
+
+
+(def-package! inf-crystal
+  :commands (inf-crystal crystal-switch-to-inf))
diff --git a/modules/lang/crystal/packages.el b/modules/lang/crystal/packages.el
index d0fd6e985..e9fd0086b 100644
--- a/modules/lang/crystal/packages.el
+++ b/modules/lang/crystal/packages.el
@@ -3,4 +3,4 @@
 
 (package! crystal-mode)
 (package! flycheck-crystal)
-
+(package! inf-crystal)