diff --git a/.github/ISSUE_TEMPLATE.md b/.github/ISSUE_TEMPLATE.md
index ebb144530..ea6b104f6 100644
--- a/.github/ISSUE_TEMPLATE.md
+++ b/.github/ISSUE_TEMPLATE.md
@@ -21,8 +21,9 @@ Tell us what happens instead
 
 **Used theme**:
 
-### Logs
+<details><summary>**Logs**:</summary>
 Insert logs here (if necessary)
 
 <!-- You can type `debugmode` in settings and then see ~/.TelegramDesktop/DebugLogs/log_...txt for log files.
 Type `debugmode` in settings again to disable logs. -->
+</details>
diff --git a/.travis/common.sh b/.travis/common.sh
index 3403facef..2e7293b38 100755
--- a/.travis/common.sh
+++ b/.travis/common.sh
@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 # set colors
 RCol='\e[0m'    # Text Reset
 
diff --git a/Telegram/Resources/langs/upload.sh b/Telegram/Resources/langs/upload.sh
index dd29fa92e..e20706990 100755
--- a/Telegram/Resources/langs/upload.sh
+++ b/Telegram/Resources/langs/upload.sh
@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 set -e
 FullExecPath=$PWD
 pushd `dirname $0` > /dev/null
diff --git a/Telegram/gyp/print_version.sh b/Telegram/gyp/print_version.sh
index cb9de94a6..791a5318d 100755
--- a/Telegram/gyp/print_version.sh
+++ b/Telegram/gyp/print_version.sh
@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 set -e
 FullExecPath=$PWD
 pushd `dirname $0` > /dev/null