diff --git a/lib/push/crypto.js b/lib/push/crypto.js
--- a/lib/push/crypto.js
+++ b/lib/push/crypto.js
@@ -85,7 +85,7 @@
       encryptionOrder,
     };
   } catch (e) {
-    console.log('Notification encryption failed: ' + e);
+    console.log('Notification encryption failed', e);
     const resultPayload = {
       encryptionFailed: '1',
       ...unencryptedPayload,
@@ -189,7 +189,7 @@
       encryptionOrder,
     };
   } catch (e) {
-    console.log('Notification encryption failed: ' + e);
+    console.log('Notification encryption failed', e);
     const unencryptedNotification = { ...notification, encryptionFailed: '1' };
     return {
       notification: unencryptedNotification,
@@ -259,7 +259,7 @@
       encryptionOrder,
     };
   } catch (e) {
-    console.log('Notification encryption failed: ' + e);
+    console.log('Notification encryption failed', e);
     const unencryptedNotification = { ...notification, encryptionFailed: '1' };
     return {
       notification: unencryptedNotification,
@@ -396,7 +396,7 @@
       encryptionOrder,
     };
   } catch (e) {
-    console.log('Notification encryption failed: ' + e);
+    console.log('Notification encryption failed', e);
     return {
       ...basicPayload,
       encryptionFailed: '1',
diff --git a/lib/push/send-utils.js b/lib/push/send-utils.js
--- a/lib/push/send-utils.js
+++ b/lib/push/send-utils.js
@@ -998,7 +998,7 @@
     // session creation may fail for some devices
     // but we should still pursue notification
     // delivery for others
-    console.log(e);
+    console.log('Olm session creation failed', e);
   }
 }