diff --git a/Lib/javascript/jsc/ccomplex.i b/Lib/javascript/jsc/ccomplex.i
index 50f0f95fe..64fe00ec9 100644
--- a/Lib/javascript/jsc/ccomplex.i
+++ b/Lib/javascript/jsc/ccomplex.i
@@ -16,11 +16,11 @@
 /* C complex constructor */
 #define CCplxConst(r, i) ((r) + I*(i))
 
-%swig_cplxflt_convn(float complex, CCplxConst, creal, cimag);
-%swig_cplxdbl_convn(double complex, CCplxConst, creal, cimag);
+%swig_cplxflt_convn(float _Complex, CCplxConst, creal, cimag);
+%swig_cplxdbl_convn(double _Complex, CCplxConst, creal, cimag);
 %swig_cplxdbl_convn(complex, CCplxConst, creal, cimag);
 
 /* declaring the typemaps */
-%typemaps_primitive(SWIG_TYPECHECK_CPLXFLT, float complex);
-%typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, double complex);
+%typemaps_primitive(SWIG_TYPECHECK_CPLXFLT, float _Complex);
+%typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, double _Complex);
 %typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, complex);
diff --git a/Lib/javascript/v8/ccomplex.i b/Lib/javascript/v8/ccomplex.i
index 8eda920bb..b1e766354 100644
--- a/Lib/javascript/v8/ccomplex.i
+++ b/Lib/javascript/v8/ccomplex.i
@@ -16,11 +16,11 @@
 /* C complex constructor */
 #define CCplxConst(r, i) ((r) + I*(i))
 
-%swig_cplxflt_convn(float complex, CCplxConst, creal, cimag);
-%swig_cplxdbl_convn(double complex, CCplxConst, creal, cimag);
+%swig_cplxflt_convn(float _Complex, CCplxConst, creal, cimag);
+%swig_cplxdbl_convn(double _Complex, CCplxConst, creal, cimag);
 %swig_cplxdbl_convn(complex, CCplxConst, creal, cimag);
 
 /* declaring the typemaps */
-%typemaps_primitive(SWIG_TYPECHECK_CPLXFLT, float complex);
-%typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, double complex);
+%typemaps_primitive(SWIG_TYPECHECK_CPLXFLT, float _Complex);
+%typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, double _Complex);
 %typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, complex);
diff --git a/Lib/python/ccomplex.i b/Lib/python/ccomplex.i
index 28872b985..17163506b 100644
--- a/Lib/python/ccomplex.i
+++ b/Lib/python/ccomplex.i
@@ -16,11 +16,11 @@
 /* C complex constructor */
 #define CCplxConst(r, i) ((r) + I*(i))
 
-%swig_cplxflt_convn(float complex, CCplxConst, creal, cimag);
-%swig_cplxdbl_convn(double complex, CCplxConst, creal, cimag);
+%swig_cplxflt_convn(float _Complex, CCplxConst, creal, cimag);
+%swig_cplxdbl_convn(double _Complex, CCplxConst, creal, cimag);
 %swig_cplxdbl_convn(complex, CCplxConst, creal, cimag);
 
 /* declaring the typemaps */
-%typemaps_primitive(SWIG_TYPECHECK_CPLXFLT, float complex);
-%typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, double complex);
+%typemaps_primitive(SWIG_TYPECHECK_CPLXFLT, float _Complex);
+%typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, double _Complex);
 %typemaps_primitive(SWIG_TYPECHECK_CPLXDBL, complex);
diff --git a/Source/CParse/cscanner.c b/Source/CParse/cscanner.c
index 19a013803..6de66845c 100644
--- a/Source/CParse/cscanner.c
+++ b/Source/CParse/cscanner.c
@@ -912,6 +912,10 @@ int yylex(void) {
 	  yylval.type = NewSwigType(T_COMPLEX);
 	  return (TYPE_COMPLEX);
 	}
+	if (strcmp(yytext, "_Complex") == 0) {
+	  yylval.type = NewSwigType(T_COMPLEX);
+	  return (TYPE_COMPLEX);
+	}
 	if (strcmp(yytext, "restrict") == 0)
 	  return (yylex());
       }
diff --git a/Source/CParse/parser.y b/Source/CParse/parser.y
index 8029dee3d..682e317d4 100644
--- a/Source/CParse/parser.y
+++ b/Source/CParse/parser.y
@@ -6232,19 +6232,19 @@ primitive_type_list : type_specifier {
 			} else if (Cmp($1.type,"double") == 0) {
 			  if (Cmp($2.type,"long") == 0) {
 			    $$.type = NewString("long double");
-			  } else if (Cmp($2.type,"complex") == 0) {
-			    $$.type = NewString("double complex");
+			  } else if (Cmp($2.type,"complex") == 0 || Cmp($2.type,"_Complex") == 0) {
+			    $$.type = NewString("double _Complex");
 			  } else {
 			    err = 1;
 			  }
 			} else if (Cmp($1.type,"float") == 0) {
-			  if (Cmp($2.type,"complex") == 0) {
-			    $$.type = NewString("float complex");
+			  if (Cmp($2.type,"complex") == 0 || Cmp($2.type,"_Complex") == 0) {
+			    $$.type = NewString("float _Complex");
 			  } else {
 			    err = 1;
 			  }
-			} else if (Cmp($1.type,"complex") == 0) {
-			  $$.type = NewStringf("%s complex", $2.type);
+			} else if (Cmp($1.type,"complex") == 0 || Cmp($1.type,"_Complex") == 0) {
+			  $$.type = NewStringf("%s _Complex", $2.type);
 			} else {
 			  err = 1;
 			}
diff --git a/Source/Swig/typesys.c b/Source/Swig/typesys.c
index 7564db1a6..e48b80ce2 100644
--- a/Source/Swig/typesys.c
+++ b/Source/Swig/typesys.c
@@ -1453,9 +1453,9 @@ int SwigType_type(const SwigType *t) {
     return T_DOUBLE;
   if (strcmp(c, "long double") == 0)
     return T_LONGDOUBLE;
-  if (!cparse_cplusplus && (strcmp(c, "float complex") == 0))
+  if (!cparse_cplusplus && (strcmp(c, "float _Complex") == 0))
     return T_FLTCPLX;
-  if (!cparse_cplusplus && (strcmp(c, "double complex") == 0))
+  if (!cparse_cplusplus && (strcmp(c, "double _Complex") == 0))
     return T_DBLCPLX;
   if (!cparse_cplusplus && (strcmp(c, "complex") == 0))
     return T_COMPLEX;