diff --git a/src/context.rs b/src/context.rs
index 3124727f7..11b344f72 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -109,7 +109,7 @@ pub struct SmtpState {
     pub suspended: i32,
     pub doing_jobs: i32,
     pub perform_jobs_needed: i32,
-    pub probe_network: i32,
+    pub probe_network: bool,
 }
 
 // create/open/config/information
diff --git a/src/dc_job.rs b/src/dc_job.rs
index 66eac5d9d..20f6edda0 100644
--- a/src/dc_job.rs
+++ b/src/dc_job.rs
@@ -1042,7 +1042,7 @@ pub unsafe fn dc_perform_smtp_jobs(context: &Context) {
         let mut state = lock.lock().unwrap();
 
         let probe_smtp_network = state.probe_network;
-        state.probe_network = 0;
+        state.probe_network = false;
         state.perform_jobs_needed = 0;
 
         if 0 != state.suspended {
@@ -1050,7 +1050,7 @@ pub unsafe fn dc_perform_smtp_jobs(context: &Context) {
             return;
         }
         state.doing_jobs = 1;
-        probe_smtp_network != 0
+        probe_smtp_network
     };
 
     info!(context, 0, "SMTP-jobs started...",);
@@ -1123,7 +1123,7 @@ pub unsafe fn dc_maybe_network(context: &Context) {
     {
         let &(ref lock, _) = &*context.smtp_state.clone();
         let mut state = lock.lock().unwrap();
-        state.probe_network = 1;
+        state.probe_network = true;
 
         *context.probe_imap_network.write().unwrap() = true;
     }