diff --git a/librz/include/meson.build b/librz/include/meson.build
index 928ded2150..1c69d06850 100644
--- a/librz/include/meson.build
+++ b/librz/include/meson.build
@@ -127,6 +127,7 @@ rz_il_definitions_files = [
   'rz_il/definitions/sort.h',
   'rz_il/definitions/value.h',
   'rz_il/definitions/variable.h',
+  'rz_il/definitions/float.h',
 ]
 install_headers(rz_il_definitions_files, install_dir: join_paths(rizin_incdir, 'rz_il', 'definitions'))
 
diff --git a/librz/include/rz_il/definitions/float.h b/librz/include/rz_il/definitions/float.h
index 6079dc061f..0a2cd25e0f 100644
--- a/librz/include/rz_il/definitions/float.h
+++ b/librz/include/rz_il/definitions/float.h
@@ -14,4 +14,8 @@ RZ_API RZ_OWN RzFloat *rz_il_float_new(RZ_NONNULL RzFloatFormat format, RZ_NONNU
 RZ_API const char *rz_il_float_stringify_rmode(RzFloatRMode mode);
 RZ_API const char *rz_il_float_stringify_format(RzFloatFormat format);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif // RZ_IL_FLOAT_H