diff --git a/README.md b/README.md
index 4c5492c4..985f5a79 100755
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ Make sure to see [CONTRIBUTING.md](/CONTRIBUTING.md) for instructions on contrib
 * [Actionscript2](a/actionscript2.as)
 * [Actionscript3](a/actionscript3.as)
 * [Actionscript Flashmx](a/actionscript_flashmx.as)
-* [Ada](a/ada.ada)
+* [Ada](a/ada.adb)
 * [Advpl](a/advpl)
 * [Aeolbonn](a/Aeolbonn.aeo)
 * [Aeolbonn](a/aeolbonn.aeolbonn)
diff --git a/a/ada.ada b/a/ada.adb
old mode 100755
new mode 100644
similarity index 100%
rename from a/ada.ada
rename to a/ada.adb