diff --git a/glm/detail/type_vec1.hpp b/glm/detail/type_vec1.hpp
index 4da5cd93..5f4c0012 100644
--- a/glm/detail/type_vec1.hpp
+++ b/glm/detail/type_vec1.hpp
@@ -315,10 +315,10 @@ namespace glm
 	GLM_FUNC_DECL bool operator!=(tvec1<T, P> const & v1, tvec1<T, P> const & v2);
 
 	template <precision P>
-	GLM_FUNC_DECL bool operator&&(tvec1<bool, P> const & v1, tvec1<bool, P> const & v2);
+	GLM_FUNC_DECL tvec1<bool, P> operator&&(tvec1<bool, P> const & v1, tvec1<bool, P> const & v2);
 
 	template <precision P>
-	GLM_FUNC_DECL bool operator||(tvec1<bool, P> const & v1, tvec1<bool, P> const & v2);
+	GLM_FUNC_DECL tvec1<bool, P> operator||(tvec1<bool, P> const & v1, tvec1<bool, P> const & v2);
 
 	// -- Is type --
 
diff --git a/glm/detail/type_vec2.hpp b/glm/detail/type_vec2.hpp
index 196cff85..73b9b82d 100644
--- a/glm/detail/type_vec2.hpp
+++ b/glm/detail/type_vec2.hpp
@@ -407,10 +407,10 @@ namespace glm
 	GLM_FUNC_DECL bool operator!=(tvec2<T, P> const & v1, tvec2<T, P> const & v2);
 
 	template <precision P>
-	GLM_FUNC_DECL bool operator&&(tvec2<bool, P> const & v1, tvec2<bool, P> const & v2);
+	GLM_FUNC_DECL tvec2<bool, P> operator&&(tvec2<bool, P> const & v1, tvec2<bool, P> const & v2);
 
 	template <precision P>
-	GLM_FUNC_DECL bool operator||(tvec2<bool, P> const & v1, tvec2<bool, P> const & v2);
+	GLM_FUNC_DECL tvec2<bool, P> operator||(tvec2<bool, P> const & v1, tvec2<bool, P> const & v2);
 
 	// -- Is type --
 
diff --git a/glm/detail/type_vec3.hpp b/glm/detail/type_vec3.hpp
index 18ffb44d..594a7980 100644
--- a/glm/detail/type_vec3.hpp
+++ b/glm/detail/type_vec3.hpp
@@ -430,10 +430,10 @@ namespace glm
 	GLM_FUNC_DECL bool operator!=(tvec3<T, P> const & v1, tvec3<T, P> const & v2);
 
 	template <precision P>
-	GLM_FUNC_DECL bool operator&&(tvec3<bool, P> const & v1, tvec3<bool, P> const & v2);
+	GLM_FUNC_DECL tvec3<bool, P> operator&&(tvec3<bool, P> const & v1, tvec3<bool, P> const & v2);
 
 	template <precision P>
-	GLM_FUNC_DECL bool operator||(tvec3<bool, P> const & v1, tvec3<bool, P> const & v2);
+	GLM_FUNC_DECL tvec3<bool, P> operator||(tvec3<bool, P> const & v1, tvec3<bool, P> const & v2);
 
 	// -- Is type --
 
diff --git a/glm/detail/type_vec4.hpp b/glm/detail/type_vec4.hpp
index 7589acfd..2c95cc76 100644
--- a/glm/detail/type_vec4.hpp
+++ b/glm/detail/type_vec4.hpp
@@ -543,10 +543,10 @@ namespace detail
 	GLM_FUNC_DECL bool operator!=(tvec4<T, P> const & v1, tvec4<T, P> const & v2);
 
 	template <precision P>
-	GLM_FUNC_DECL bool operator&&(tvec4<bool, P> const & v1, tvec4<bool, P> const & v2);
+	GLM_FUNC_DECL tvec4<bool, P> operator&&(tvec4<bool, P> const & v1, tvec4<bool, P> const & v2);
 
 	template <precision P>
-	GLM_FUNC_DECL bool operator||(tvec4<bool, P> const & v1, tvec4<bool, P> const & v2);
+	GLM_FUNC_DECL tvec4<bool, P> operator||(tvec4<bool, P> const & v1, tvec4<bool, P> const & v2);
 
 	// -- Is type --