diff --git a/cimgui.h b/cimgui.h
index 42c3771..1483493 100644
--- a/cimgui.h
+++ b/cimgui.h
@@ -15,7 +15,11 @@
     #define snprintf sprintf_s
     #endif
 #else
-    #define API
+    #ifdef __GNUC__
+        #define API  __attribute__((__visibility__("default")))
+    #else
+        #define API
+    #endif
 #endif
 
 #if defined __cplusplus
diff --git a/generator/cimgui_template.h b/generator/cimgui_template.h
index e79c507..c1540ce 100644
--- a/generator/cimgui_template.h
+++ b/generator/cimgui_template.h
@@ -12,7 +12,11 @@
     #define snprintf sprintf_s
     #endif
 #else
-    #define API
+    #ifdef __GNUC__
+        #define API  __attribute__((__visibility__("default")))
+    #else
+        #define API
+    #endif
 #endif
 
 #if defined __cplusplus
diff --git a/generator/output/cimgui.h b/generator/output/cimgui.h
index 42c3771..1483493 100644
--- a/generator/output/cimgui.h
+++ b/generator/output/cimgui.h
@@ -15,7 +15,11 @@
     #define snprintf sprintf_s
     #endif
 #else
-    #define API
+    #ifdef __GNUC__
+        #define API  __attribute__((__visibility__("default")))
+    #else
+        #define API
+    #endif
 #endif
 
 #if defined __cplusplus