diff --git a/src/hydro/Gadget2/hydro_io.h b/src/hydro/Gadget2/hydro_io.h
index 72f2e33ff9ab7cbd78772b3b24ee898d8c486688..917e260fbd16526c7f2f6983b674df597555a41f 100644
--- a/src/hydro/Gadget2/hydro_io.h
+++ b/src/hydro/Gadget2/hydro_io.h
@@ -137,7 +137,7 @@ void hydro_write_particles(const struct part* parts, struct io_props* list,
  * @brief Writes the current model of SPH to the file
  * @param h_grpsph The HDF5 group in which to write
  */
-void writeSPHflavour(hid_t h_grpsph) {
+void hydro_write_flavour(hid_t h_grpsph) {
 
   /* Viscosity and thermal conduction */
   io_write_attribute_s(h_grpsph, "Thermal Conductivity Model",
diff --git a/src/hydro/Gizmo/hydro_io.h b/src/hydro/Gizmo/hydro_io.h
index 9d6acf4155f02dc8caaa92be5366389ebb5ecaef..72f75405ded2f2a9123d586ee606c07e35deb6ec 100644
--- a/src/hydro/Gizmo/hydro_io.h
+++ b/src/hydro/Gizmo/hydro_io.h
@@ -161,7 +161,7 @@ void hydro_write_particles(struct part* parts, struct io_props* list,
  * @brief Writes the current model of SPH to the file
  * @param h_grpsph The HDF5 group in which to write
  */
-void writeSPHflavour(hid_t h_grpsph) {
+void hydro_write_flavour(hid_t h_grpsph) {
   /* Gradient information */
   io_write_attribute_s(h_grpsph, "Gradient reconstruction model",
                        HYDRO_GRADIENT_IMPLEMENTATION);
diff --git a/src/hydro/Minimal/hydro_io.h b/src/hydro/Minimal/hydro_io.h
index 771e4ac2d066ea098edb8b2f11d7afd550783347..d30d1e6ce6ecc00f5c370239e966ab1391055c3b 100644
--- a/src/hydro/Minimal/hydro_io.h
+++ b/src/hydro/Minimal/hydro_io.h
@@ -132,7 +132,7 @@ void hydro_write_particles(struct part* parts, struct io_props* list,
  * @brief Writes the current model of SPH to the file
  * @param h_grpsph The HDF5 group in which to write
  */
-void writeSPHflavour(hid_t h_grpsph) {
+void hydro_write_flavour(hid_t h_grpsph) {
 
   /* Viscosity and thermal conduction */
   /* Nothing in this minimal model... */
diff --git a/src/hydro/PressureEntropy/hydro_io.h b/src/hydro/PressureEntropy/hydro_io.h
index d3780261ba587cfac92ec44a65b13f0a4344b3c3..3c06f60408c62b50964377917600c869652f3576 100644
--- a/src/hydro/PressureEntropy/hydro_io.h
+++ b/src/hydro/PressureEntropy/hydro_io.h
@@ -133,7 +133,7 @@ void hydro_write_particles(struct part* parts, struct io_props* list,
  * @brief Writes the current model of SPH to the file
  * @param h_grpsph The HDF5 group in which to write
  */
-void writeSPHflavour(hid_t h_grpsph) {
+void hydro_write_flavour(hid_t h_grpsph) {
 
   /* Viscosity and thermal conduction */
   /* Nothing in this minimal model... */
diff --git a/src/hydro/Shadowswift/hydro_io.h b/src/hydro/Shadowswift/hydro_io.h
index f6f6fcc6c070b0add8e2b97678e5ef1ada636bfd..65cb4ee6b8b1ecb174212bc8867cd7657a213414 100644
--- a/src/hydro/Shadowswift/hydro_io.h
+++ b/src/hydro/Shadowswift/hydro_io.h
@@ -164,7 +164,7 @@ void hydro_write_particles(struct part* parts, struct io_props* list,
  * @brief Writes the current model of SPH to the file
  * @param h_grpsph The HDF5 group in which to write
  */
-void writeSPHflavour(hid_t h_grpsph) {
+void hydro_write_flavour(hid_t h_grpsph) {
   /* Gradient information */
   io_write_attribute_s(h_grpsph, "Gradient reconstruction model",
                        HYDRO_GRADIENT_IMPLEMENTATION);
diff --git a/src/parallel_io.c b/src/parallel_io.c
index 5ea11c7e884a239773e69990370f0af9a31f921e..3e93792ecf2a4e55de7c82c3899f93e2da818228 100644
--- a/src/parallel_io.c
+++ b/src/parallel_io.c
@@ -960,7 +960,7 @@ void write_output_parallel(struct engine* e, const char* baseName,
                       H5P_DEFAULT);
     if (h_grp < 0) error("Error while creating SPH group");
     hydro_props_print_snapshot(h_grp, e->hydro_properties);
-    writeSPHflavour(h_grp);
+    hydro_write_flavour(h_grp);
     H5Gclose(h_grp);
   }
 
diff --git a/src/serial_io.c b/src/serial_io.c
index 8a93ef8fbeb6f3bb7331d6bf030b93836b1adfc6..38dd3b3e4d278535fa3f042fb3302bdefb5b5793 100644
--- a/src/serial_io.c
+++ b/src/serial_io.c
@@ -814,7 +814,7 @@ void write_output_serial(struct engine* e, const char* baseName,
                         H5P_DEFAULT);
       if (h_grp < 0) error("Error while creating SPH group");
       hydro_props_print_snapshot(h_grp, e->hydro_properties);
-      writeSPHflavour(h_grp);
+      hydro_write_flavour(h_grp);
       H5Gclose(h_grp);
     }
 
diff --git a/src/single_io.c b/src/single_io.c
index a07c442442d55d31f4810d1229b5d6e5c4e45cca..e8e281b68b183dd6c9aa9aa1a4fdfe33f56b08bf 100644
--- a/src/single_io.c
+++ b/src/single_io.c
@@ -664,7 +664,7 @@ void write_output_single(struct engine* e, const char* baseName,
                       H5P_DEFAULT);
     if (h_grp < 0) error("Error while creating SPH group");
     hydro_props_print_snapshot(h_grp, e->hydro_properties);
-    writeSPHflavour(h_grp);
+    hydro_write_flavour(h_grp);
     H5Gclose(h_grp);
   }