diff --git a/NEWS b/NEWS
index 63ee02113ee..67771d737f0 100644
--- a/NEWS
+++ b/NEWS
@@ -7,6 +7,8 @@ PHP                                                                        NEWS
     As a side effect this allowed passign left hean list() "by reference",
     instead of compile-time error. (Dmitry)
   . Fixed bug #78531 (Crash when using undefined variable as object). (Dmitry)
+  . Fixed bug #78535 (auto_detect_line_endings value not parsed as bool).
+    (bugreportuser)
 
 - FFI:
   . Added missing FFI::isNull(). (Philip Hofstetter)
diff --git a/ext/standard/file.c b/ext/standard/file.c
index d0f574f2243..12effbdb290 100644
--- a/ext/standard/file.c
+++ b/ext/standard/file.c
@@ -163,7 +163,7 @@ PHP_INI_BEGIN()
 	STD_PHP_INI_ENTRY("user_agent", NULL, PHP_INI_ALL, OnUpdateString, user_agent, php_file_globals, file_globals)
 	STD_PHP_INI_ENTRY("from", NULL, PHP_INI_ALL, OnUpdateString, from_address, php_file_globals, file_globals)
 	STD_PHP_INI_ENTRY("default_socket_timeout", "60", PHP_INI_ALL, OnUpdateLong, default_socket_timeout, php_file_globals, file_globals)
-	STD_PHP_INI_ENTRY("auto_detect_line_endings", "0", PHP_INI_ALL, OnUpdateLong, auto_detect_line_endings, php_file_globals, file_globals)
+	STD_PHP_INI_ENTRY("auto_detect_line_endings", "0", PHP_INI_ALL, OnUpdateBool, auto_detect_line_endings, php_file_globals, file_globals)
 PHP_INI_END()
 
 PHP_MINIT_FUNCTION(file)
diff --git a/ext/standard/file.h b/ext/standard/file.h
index 6689dcd987e..a414f722fd9 100644
--- a/ext/standard/file.h
+++ b/ext/standard/file.h
@@ -117,7 +117,7 @@ php_meta_tags_token php_next_meta_token(php_meta_tags_data *);
 typedef struct {
 	int pclose_ret;
 	size_t def_chunk_size;
-	zend_long auto_detect_line_endings;
+	zend_bool auto_detect_line_endings;
 	zend_long default_socket_timeout;
 	char *user_agent; /* for the http wrapper */
 	char *from_address; /* for the ftp and http wrappers */
diff --git a/ext/standard/tests/file/auto_detect_line_endings_1.phpt b/ext/standard/tests/file/auto_detect_line_endings_1.phpt
new file mode 100644
index 00000000000..c79082ecdb2
--- /dev/null
+++ b/ext/standard/tests/file/auto_detect_line_endings_1.phpt
@@ -0,0 +1,24 @@
+--TEST--
+auto_detect_line_endings --INI-- bool
+--INI--
+auto_detect_line_endings=on
+--STDIN--
+fooBar1
fooBar2
fooBar3
+--FILE--
+<?php
+
+var_dump(ini_get("auto_detect_line_endings"));
+
+var_dump(fgets(STDIN));
+var_dump(fgets(STDIN));
+var_dump(fgets(STDIN));
+
+echo "Done\n";
+?>
+--EXPECTF--
+string(1) "1"
+string(8) "fooBar1
"
+string(8) "fooBar2
"
+string(8) "fooBar3
+"
+Done
diff --git a/ext/standard/tests/file/auto_detect_line_endings_2.phpt b/ext/standard/tests/file/auto_detect_line_endings_2.phpt
new file mode 100644
index 00000000000..f33a055e083
--- /dev/null
+++ b/ext/standard/tests/file/auto_detect_line_endings_2.phpt
@@ -0,0 +1,28 @@
+--TEST--
+ini_set auto_detect_line_endings bool
+--FILE--
+<?php
+
+ini_set("auto_detect_line_endings", "on");
+var_dump(ini_get("auto_detect_line_endings"));
+
+$filePath = __DIR__ . DIRECTORY_SEPARATOR . "auto_detect_line_endings_2.txt";
+file_put_contents($filePath, "fooBar1\rfooBar2\rfooBar3");
+
+$stdin = fopen($filePath, "r");
+var_dump(fgets($stdin));
+var_dump(fgets($stdin));
+var_dump(fgets($stdin));
+
+echo "Done\n";
+?>
+--EXPECTF--
+string(2) "on"
+string(8) "fooBar1
"
+string(8) "fooBar2
"
+string(7) "fooBar3"
+Done
+--CLEAN--
+<?php
+unlink(__DIR__ . DIRECTORY_SEPARATOR . "auto_detect_line_endings_2.txt");
+?>