diff --git a/doc/xml/release.xml b/doc/xml/release.xml
index f56d57ed9..aa9b8717d 100644
--- a/doc/xml/release.xml
+++ b/doc/xml/release.xml
@@ -22,6 +22,14 @@
 
                         <p>The <cmd>start</cmd>/<cmd>stop</cmd> commands are implemented entirely in C.</p>
                     </release-item>
+
+                    <release-item>
+                        <release-item-contributor-list>
+                            <release-item-ideator id="damiano.albani"/>
+                        </release-item-contributor-list>
+
+                        <p>Create log directories/files with <id>0750</id>/<id>0640</id> mode.</p>
+                    </release-item>
                 </release-improvement-list>
             </release-core-list>
         </release>
@@ -7272,6 +7280,11 @@
             <contributor-id type="github">cmwshang</contributor-id>
         </contributor>
 
+        <contributor id="damiano.albani">
+            <contributor-name-display>Damiano Albani</contributor-name-display>
+            <contributor-id type="github">dalbani</contributor-id>
+        </contributor>
+
         <contributor id="dan.farrell">
             <contributor-name-display>Dan Farrell</contributor-name-display>
             <contributor-id type="github">farrellit</contributor-id>
diff --git a/lib/pgBackRest/Common/Log.pm b/lib/pgBackRest/Common/Log.pm
index 4f471300e..3354edd4a 100644
--- a/lib/pgBackRest/Common/Log.pm
+++ b/lib/pgBackRest/Common/Log.pm
@@ -130,13 +130,13 @@ sub logFileSet
     # Only open the log file if file logging is enabled
     if ($strLogLevelFile ne OFF)
     {
-        $oStorage->pathCreate(dirname($strFile), {strMode => '0770', bIgnoreExists => true, bCreateParent => true});
+        $oStorage->pathCreate(dirname($strFile), {strMode => '0750', bIgnoreExists => true, bCreateParent => true});
 
         $strFile .= '.log';
         $bLogFileExists = -e $strFile ? true : false;
         $bLogFileFirst = defined($bLogFileFirstParam) ? $bLogFileFirstParam : false;
 
-        if (!sysopen($hLogFile, $strFile, O_WRONLY | O_CREAT | O_APPEND, oct('0660')))
+        if (!sysopen($hLogFile, $strFile, O_WRONLY | O_CREAT | O_APPEND, oct('0640')))
         {
             logErrorResult(ERROR_FILE_OPEN, "unable to open log file '${strFile}'", $OS_ERROR);
         }
diff --git a/src/common/log.c b/src/common/log.c
index c7ad3f71a..cc3de5797 100644
--- a/src/common/log.c
+++ b/src/common/log.c
@@ -211,7 +211,7 @@ logFileSet(const char *logFile)
     if (logLevelFile != logLevelOff)
     {
         // Open the file and handle errors
-        logHandleFile = open(logFile, O_CREAT | O_APPEND | O_WRONLY, 0750);
+        logHandleFile = open(logFile, O_CREAT | O_APPEND | O_WRONLY, 0640);
 
         if (logHandleFile == -1)
         {
diff --git a/src/perl/embed.auto.c b/src/perl/embed.auto.c
index 2d3b89801..b12315852 100644
--- a/src/perl/embed.auto.c
+++ b/src/perl/embed.auto.c
@@ -5475,13 +5475,13 @@ static const EmbeddedModule embeddedModule[] =
             "\n\n"
             "if ($strLogLevelFile ne OFF)\n"
             "{\n"
-            "$oStorage->pathCreate(dirname($strFile), {strMode => '0770', bIgnoreExists => true, bCreateParent => true});\n"
+            "$oStorage->pathCreate(dirname($strFile), {strMode => '0750', bIgnoreExists => true, bCreateParent => true});\n"
             "\n"
             "$strFile .= '.log';\n"
             "$bLogFileExists = -e $strFile ? true : false;\n"
             "$bLogFileFirst = defined($bLogFileFirstParam) ? $bLogFileFirstParam : false;\n"
             "\n"
-            "if (!sysopen($hLogFile, $strFile, O_WRONLY | O_CREAT | O_APPEND, oct('0660')))\n"
+            "if (!sysopen($hLogFile, $strFile, O_WRONLY | O_CREAT | O_APPEND, oct('0640')))\n"
             "{\n"
             "logErrorResult(ERROR_FILE_OPEN, \"unable to open log file '${strFile}'\", $OS_ERROR);\n"
             "}\n"