diff --git a/src/crypto/base64.cc b/src/crypto/base64.cc
index 4d42935..eacbadd 100644
--- a/src/crypto/base64.cc
+++ b/src/crypto/base64.cc
@@ -35,6 +35,7 @@
 #include <openssl/evp.h>
 
 #include "fatal_assert.h"
+#include "base64.h"
 
 bool base64_decode( const char *b64, const size_t b64_len,
 		    char *raw, size_t *raw_len )
diff --git a/src/crypto/base64.h b/src/crypto/base64.h
index 9fd705e..598be22 100644
--- a/src/crypto/base64.h
+++ b/src/crypto/base64.h
@@ -33,5 +33,5 @@
 bool base64_decode( const char *b64, const size_t b64_len,
 		    char *raw, size_t *raw_len );
 
-bool base64_encode( const char *raw, const size_t raw_len,
-		    char *b64, size_t b64_len );
+void base64_encode( const char *raw, const size_t raw_len,
+		    char *b64, const size_t b64_len );