diff --git a/src/configure.hpp.in b/src/configure.hpp.in
index efdff49..6f918cc 100644
--- a/src/configure.hpp.in
+++ b/src/configure.hpp.in
@@ -33,7 +33,7 @@
 #cmakedefine01 INNOEXTRACT_HAVE_STD_UNIQUE_PTR
 
 // Optional dependencies
-#cmakedefine01 INNOEXTRACT_HAVE_ARC4
+#cmakedefine01 INNOEXTRACT_HAVE_DECRYPTION
 #cmakedefine01 INNOEXTRACT_HAVE_LZMA
 #cmakedefine01 INNOEXTRACT_HAVE_ICONV
 #cmakedefine01 INNOEXTRACT_HAVE_WIN32_CONV