diff --git a/src/_imaging.c b/src/_imaging.c
index 6afa54e2964..ee373e96452 100644
--- a/src/_imaging.c
+++ b/src/_imaging.c
@@ -4435,10 +4435,9 @@ PyInit__imaging(void) {
 
     static PyModuleDef module_def = {
         PyModuleDef_HEAD_INIT,
-        "_imaging", /* m_name */
-        NULL,       /* m_doc */
-        -1,         /* m_size */
-        functions,  /* m_methods */
+        .m_name = "_imaging",
+        .m_size = -1,
+        .m_methods = functions,
     };
 
     m = PyModule_Create(&module_def);
diff --git a/src/_imagingcms.c b/src/_imagingcms.c
index 14cf2acd22d..6037e8bc480 100644
--- a/src/_imagingcms.c
+++ b/src/_imagingcms.c
@@ -1520,10 +1520,9 @@ PyInit__imagingcms(void) {
 
     static PyModuleDef module_def = {
         PyModuleDef_HEAD_INIT,
-        "_imagingcms",    /* m_name */
-        NULL,             /* m_doc */
-        -1,               /* m_size */
-        pyCMSdll_methods, /* m_methods */
+        .m_name = "_imagingcms",
+        .m_size = -1,
+        .m_methods = pyCMSdll_methods,
     };
 
     m = PyModule_Create(&module_def);
diff --git a/src/_imagingft.c b/src/_imagingft.c
index a668ac41178..7d754e1686a 100644
--- a/src/_imagingft.c
+++ b/src/_imagingft.c
@@ -1630,10 +1630,9 @@ PyInit__imagingft(void) {
 
     static PyModuleDef module_def = {
         PyModuleDef_HEAD_INIT,
-        "_imagingft", /* m_name */
-        NULL,         /* m_doc */
-        -1,           /* m_size */
-        _functions,   /* m_methods */
+        .m_name = "_imagingft",
+        .m_size = -1,
+        .m_methods = _functions,
     };
 
     m = PyModule_Create(&module_def);
diff --git a/src/_imagingmath.c b/src/_imagingmath.c
index 75b3716b5c1..4b9bf08ba00 100644
--- a/src/_imagingmath.c
+++ b/src/_imagingmath.c
@@ -308,10 +308,9 @@ PyInit__imagingmath(void) {
 
     static PyModuleDef module_def = {
         PyModuleDef_HEAD_INIT,
-        "_imagingmath", /* m_name */
-        NULL,           /* m_doc */
-        -1,             /* m_size */
-        _functions,     /* m_methods */
+        .m_name = "_imagingmath",
+        .m_size = -1,
+        .m_methods = _functions,
     };
 
     m = PyModule_Create(&module_def);
diff --git a/src/_imagingmorph.c b/src/_imagingmorph.c
index b763e3a6f7e..a2088829424 100644
--- a/src/_imagingmorph.c
+++ b/src/_imagingmorph.c
@@ -252,10 +252,10 @@ PyInit__imagingmorph(void) {
 
     static PyModuleDef module_def = {
         PyModuleDef_HEAD_INIT,
-        "_imagingmorph",                       /* m_name */
-        "A module for doing image morphology", /* m_doc */
-        -1,                                    /* m_size */
-        functions,                             /* m_methods */
+        .m_name = "_imagingmorph",
+        .m_doc = "A module for doing image morphology",
+        .m_size = -1,
+        .m_methods = functions,
     };
 
     m = PyModule_Create(&module_def);
diff --git a/src/_imagingtk.c b/src/_imagingtk.c
index c4448265114..4e06fe9b848 100644
--- a/src/_imagingtk.c
+++ b/src/_imagingtk.c
@@ -50,10 +50,9 @@ PyMODINIT_FUNC
 PyInit__imagingtk(void) {
     static PyModuleDef module_def = {
         PyModuleDef_HEAD_INIT,
-        "_imagingtk", /* m_name */
-        NULL,         /* m_doc */
-        -1,           /* m_size */
-        functions,    /* m_methods */
+        .m_name = "_imagingtk",
+        .m_size = -1,
+        .m_methods = functions,
     };
     PyObject *m;
     m = PyModule_Create(&module_def);
diff --git a/src/_webp.c b/src/_webp.c
index 308f031e00c..26a5ebbc685 100644
--- a/src/_webp.c
+++ b/src/_webp.c
@@ -835,10 +835,9 @@ PyInit__webp(void) {
 
     static PyModuleDef module_def = {
         PyModuleDef_HEAD_INIT,
-        "_webp",     /* m_name */
-        NULL,        /* m_doc */
-        -1,          /* m_size */
-        webpMethods, /* m_methods */
+        .m_name = "_webp",
+        .m_size = -1,
+        .m_methods = webpMethods,
     };
 
     m = PyModule_Create(&module_def);