diff --git a/include/neatvnc.h b/include/neatvnc.h
index 1b4edb1..1c610fc 100644
--- a/include/neatvnc.h
+++ b/include/neatvnc.h
@@ -48,9 +48,6 @@
 #define nvnc_trace(...)
 #endif
 
-#define NVNC_BASE64_ENCODED_SIZE(x) ((((x) + 2) / 3) * 4 + 1)
-#define NVNC_BASE64_DECODED_MAX_SIZE(x) ((((x) + 3) / 4) * 3)
-
 struct nvnc;
 struct nvnc_client;
 struct nvnc_desktop_layout;
@@ -241,6 +238,3 @@ void nvnc_set_cursor(struct nvnc*, struct nvnc_fb*, uint16_t width,
 void nvnc_set_log_fn(nvnc_log_fn);
 void nvnc_set_log_level(enum nvnc_log_level);
 void nvnc__log(const struct nvnc_log_data*, const char* fmt, ...);
-
-void nvnc_base64_encode(char* dst, const uint8_t* src, size_t src_len);
-ssize_t nvnc_base64_decode(uint8_t* dst, const char* src);
diff --git a/src/base64.c b/src/base64.c
index 8e2f98e..8b461dd 100644
--- a/src/base64.c
+++ b/src/base64.c
@@ -14,7 +14,6 @@
  */
 
 #include "base64.h"
-#include "neatvnc.h"
 
 #include <unistd.h>
 #include <stdint.h>
@@ -22,8 +21,6 @@
 #include <stdlib.h>
 #include <string.h>
 
-#define EXPORT __attribute__((visibility("default")))
-
 static const char base64_enc_lut[] =
 	"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 
@@ -156,15 +153,3 @@ ssize_t base64_decode(uint8_t* dst, const char* src)
 
 	return i * 3 + di;
 }
-
-EXPORT
-void nvnc_base64_encode(char* dst, const uint8_t* src, size_t src_len)
-{
-	base64_encode(dst, src, src_len);
-}
-
-EXPORT
-ssize_t nvnc_base64_decode(uint8_t* dst, const char* src)
-{
-	return base64_decode(dst, src);
-}