diff --git a/src/chemistry/EAGLE/chemistry_io.h b/src/chemistry/EAGLE/chemistry_io.h
index b0b3253204a28235379eb3f7dfe328267ba7a7c5..2ec6bed3e1f050881258d498cb90d37ff10f3e05 100644
--- a/src/chemistry/EAGLE/chemistry_io.h
+++ b/src/chemistry/EAGLE/chemistry_io.h
@@ -283,7 +283,7 @@ INLINE static int chemistry_write_bparticles(const struct bpart* bparts,
  * @param e The #engine.
  */
 INLINE static void chemistry_write_flavour(hid_t h_grp, hid_t h_grp_columns,
-                                           const struct engine *e) {
+                                           const struct engine* e) {
 
   /* Write the chemistry model */
   io_write_attribute_s(h_grp, "Chemistry Model", "EAGLE");
diff --git a/src/chemistry/GEAR/chemistry_io.h b/src/chemistry/GEAR/chemistry_io.h
index 59c1f79fd89063b41d716b2ae5a2ef7d61081f6a..e412b96166bbb06603ac2ce17580c97b7ebc1ecc 100644
--- a/src/chemistry/GEAR/chemistry_io.h
+++ b/src/chemistry/GEAR/chemistry_io.h
@@ -117,13 +117,13 @@ INLINE static int chemistry_write_bparticles(const struct bpart* bparts,
  * @param e The #engine.
  */
 INLINE static void chemistry_write_flavour(hid_t h_grp, hid_t h_grp_columns,
-                                           const struct engine *e) {
+                                           const struct engine* e) {
 
   io_write_attribute_s(h_grp, "Chemistry Model", "GEAR");
   io_write_attribute_d(h_grp, "Chemistry element count",
                        GEAR_CHEMISTRY_ELEMENT_COUNT);
 #ifdef FEEDBACK_GEAR
-  const char *element_names = e->feedback_props->stellar_model.elements_name;
+  const char* element_names = e->feedback_props->stellar_model.elements_name;
 
   /* Add to the named columns */
   hsize_t dims[1] = {GEAR_CHEMISTRY_ELEMENT_COUNT};
diff --git a/src/chemistry/QLA/chemistry_io.h b/src/chemistry/QLA/chemistry_io.h
index 8d964ab799e95a26a6c4223222edb6fd7bcee809..a25203345987578d1520935912f7cd8240f79589 100644
--- a/src/chemistry/QLA/chemistry_io.h
+++ b/src/chemistry/QLA/chemistry_io.h
@@ -98,7 +98,7 @@ INLINE static int chemistry_write_bparticles(const struct bpart* bparts,
  * @param e The #engine.
  */
 INLINE static void chemistry_write_flavour(hid_t h_grp, hid_t h_grp_columns,
-                                           const struct engine *e) {
+                                           const struct engine* e) {
 
   io_write_attribute_s(h_grp, "Chemistry Model",
                        "Quick Lyman-alpha (constant primordial)");
diff --git a/src/chemistry/none/chemistry_io.h b/src/chemistry/none/chemistry_io.h
index 7dae2110430a4b591f6ec1364b43777a828e9a63..3e8b72c803fde13aba271d46e89069e6a595216b 100644
--- a/src/chemistry/none/chemistry_io.h
+++ b/src/chemistry/none/chemistry_io.h
@@ -98,7 +98,7 @@ INLINE static int chemistry_write_bparticles(const struct bpart* bparts,
  * @param e The #engine.
 0 */
 INLINE static void chemistry_write_flavour(hid_t h_grp, hid_t h_grp_columns,
-                                           const struct engine *e) {
+                                           const struct engine* e) {
 
   io_write_attribute_s(h_grp, "Chemistry Model", "None");
 }