diff --git a/src/imservice.c b/src/imservice.c
index df245072..efa6208a 100644
--- a/src/imservice.c
+++ b/src/imservice.c
@@ -28,15 +28,11 @@ struct imservice* get_imservice(EekboardContextService *context,
     return imservice;
 }
 
-void imservice_make_visible(EekboardContextService *context,
-                            struct zwp_input_method_v2 *im) {
-    (void)im;
+void imservice_make_visible(EekboardContextService *context) {
     eekboard_context_service_show_keyboard (context);
 }
 
-void imservice_try_hide(EekboardContextService *context,
-                        struct zwp_input_method_v2 *im) {
-    (void)im;
+void imservice_try_hide(EekboardContextService *context) {
     eekboard_context_service_hide_keyboard (context);
 }
 
diff --git a/src/imservice.rs b/src/imservice.rs
index 73f9d7ee..b59dad66 100644
--- a/src/imservice.rs
+++ b/src/imservice.rs
@@ -31,10 +31,10 @@ pub mod c {
     
     #[no_mangle]
     extern "C" {
-        fn imservice_make_visible(imservice: *const UIManager);
-        fn imservice_try_hide(imservice: *const UIManager);
         fn imservice_destroy_im(im: *mut c::InputMethod);
         fn eekboard_context_service_set_hint_purpose(imservice: *const UIManager, hint: u32, purpose: u32);
+        fn eekboard_context_service_show_keyboard(imservice: *const UIManager);
+        fn eekboard_context_service_hide_keyboard(imservice: *const UIManager);
     }
     
     // The following defined in Rust. TODO: wrap naked pointers to Rust data inside RefCells to prevent multiple writers
@@ -152,13 +152,13 @@ pub mod c {
         };
         if active_changed {
             if imservice.current.active {
-                imservice_make_visible(imservice.ui_manager);
+                eekboard_context_service_show_keyboard(imservice.ui_manager);
                 eekboard_context_service_set_hint_purpose(
                     imservice.ui_manager,
                     imservice.current.content_hint.bits(),
                     imservice.current.content_purpose.as_num());
             } else {
-                imservice_try_hide(imservice.ui_manager);
+                eekboard_context_service_hide_keyboard(imservice.ui_manager);
             }
         }
     }
@@ -176,7 +176,7 @@ pub mod c {
         // the keyboard is already decommissioned
         imservice.current.active = false;
 
-        imservice_try_hide(imservice.ui_manager);
+        eekboard_context_service_hide_keyboard(imservice.ui_manager);
     }
 
     // FIXME: destroy and deallocate