diff --git a/suite/installer/package-manifest.in b/suite/installer/package-manifest.in
--- suite/installer/package-manifest.in
+++ suite/installer/package-manifest.in
@@ -911,3 +956,12 @@
 @RESPATH@/extensions/debugQA@mozilla.org/chrome/debugqa@JAREXT@
 #endif
 #endif
+
+#ifdef MOZ_CALENDAR
+[calendar]
+#ifdef NIGHTLY_BUILD
+@RESPATH@/extensions/{e2fda1a4-762b-4020-b5ad-a41df1933103}/
+#else
+@RESPATH@/distribution/extensions/{e2fda1a4-762b-4020-b5ad-a41df1933103}/
+#endif
+#endif
