diff --git a/include/cglm/vec2-ext.h b/include/cglm/vec2-ext.h
index 6186f07..2f47478 100644
--- a/include/cglm/vec2-ext.h
+++ b/include/cglm/vec2-ext.h
@@ -144,6 +144,7 @@ glm_vec2_isnan(vec2 v) {
 #ifndef CGLM_FAST_MATH
   return isnan(v[0]) || isnan(v[1]);
 #else
+  (void)v;
   return false;
 #endif
 }
@@ -160,6 +161,7 @@ glm_vec2_isinf(vec2 v) {
 #ifndef CGLM_FAST_MATH
   return isinf(v[0]) || isinf(v[1]);
 #else
+  (void)v;
   return false;
 #endif
 }
diff --git a/include/cglm/vec3-ext.h b/include/cglm/vec3-ext.h
index 4413cc2..805afe5 100644
--- a/include/cglm/vec3-ext.h
+++ b/include/cglm/vec3-ext.h
@@ -179,6 +179,7 @@ glm_vec3_isnan(vec3 v) {
 #ifndef CGLM_FAST_MATH
   return isnan(v[0]) || isnan(v[1]) || isnan(v[2]);
 #else
+  (void)v;
   return false;
 #endif
 }
@@ -195,6 +196,7 @@ glm_vec3_isinf(vec3 v) {
 #ifndef CGLM_FAST_MATH
   return isinf(v[0]) || isinf(v[1]) || isinf(v[2]);
 #else
+  (void)v;
   return false;
 #endif
 }
diff --git a/include/cglm/vec4-ext.h b/include/cglm/vec4-ext.h
index 193a5e9..617c163 100644
--- a/include/cglm/vec4-ext.h
+++ b/include/cglm/vec4-ext.h
@@ -193,6 +193,7 @@ glm_vec4_isnan(vec4 v) {
 #ifndef CGLM_FAST_MATH
   return isnan(v[0]) || isnan(v[1]) || isnan(v[2]) || isnan(v[3]);
 #else
+  (void)v;
   return false;
 #endif
 }
@@ -209,6 +210,7 @@ glm_vec4_isinf(vec4 v) {
 #ifndef CGLM_FAST_MATH
   return isinf(v[0]) || isinf(v[1]) || isinf(v[2]) || isinf(v[3]);
 #else
+  (void)v;
   return false;
 #endif
 }