diff --git a/ext/curl/interface.c b/ext/curl/interface.c
index e17bfebc5999c..a454262d3ef12 100644
--- a/ext/curl/interface.c
+++ b/ext/curl/interface.c
@@ -1390,6 +1390,7 @@ static size_t curl_write(char *data, size_t size, size_t nmemb, void *ctx)
 			fci.retval = &retval;
 			fci.param_count = 2;
 			fci.params = argv;
+			fci.named_params = NULL;
 			fci.no_separation = 0;
 
 			ch->in_callback = 1;
@@ -1438,6 +1439,7 @@ static int curl_fnmatch(void *ctx, const char *pattern, const char *string)
 			fci.retval = &retval;
 			fci.param_count = 3;
 			fci.params = argv;
+			fci.named_params = NULL;
 			fci.no_separation = 0;
 
 			ch->in_callback = 1;
@@ -1492,6 +1494,7 @@ static size_t curl_progress(void *clientp, double dltotal, double dlnow, double
 			fci.retval = &retval;
 			fci.param_count = 5;
 			fci.params = argv;
+			fci.named_params = NULL;
 			fci.no_separation = 0;
 
 			ch->in_callback = 1;
@@ -1549,6 +1552,7 @@ static size_t curl_read(char *data, size_t size, size_t nmemb, void *ctx)
 			fci.retval = &retval;
 			fci.param_count = 3;
 			fci.params = argv;
+			fci.named_params = NULL;
 			fci.no_separation = 0;
 
 			ch->in_callback = 1;
@@ -1612,6 +1616,7 @@ static size_t curl_write_header(char *data, size_t size, size_t nmemb, void *ctx
 			fci.retval = &retval;
 			fci.param_count = 2;
 			fci.params = argv;
+			fci.named_params = NULL;
 			fci.no_separation = 0;
 
 			ch->in_callback = 1;
diff --git a/ext/pdo/pdo_dbh.c b/ext/pdo/pdo_dbh.c
index e1d8c5b92ca33..449b6e5907032 100644
--- a/ext/pdo/pdo_dbh.c
+++ b/ext/pdo/pdo_dbh.c
@@ -437,6 +437,7 @@ static void pdo_stmt_construct(zend_execute_data *execute_data, pdo_stmt_t *stmt
 		fci.retval = &retval;
 		fci.param_count = 0;
 		fci.params = NULL;
+		fci.named_params = NULL;
 		fci.no_separation = 1;
 
 		zend_fcall_info_args(&fci, ctor_args);
diff --git a/ext/spl/spl_directory.c b/ext/spl/spl_directory.c
index 03b224a25bdb1..0d5963434f9b1 100644
--- a/ext/spl/spl_directory.c
+++ b/ext/spl/spl_directory.c
@@ -1956,6 +1956,7 @@ static int spl_filesystem_file_call(spl_filesystem_object *intern, zend_function
 	fci.retval = return_value;
 	fci.param_count = num_args;
 	fci.params = params;
+	fci.named_params = NULL;
 	fci.no_separation = 1;
 	ZVAL_STR(&fci.function_name, func_ptr->common.function_name);
 
diff --git a/ext/spl/spl_engine.h b/ext/spl/spl_engine.h
index 44c6867e034ec..53fa682882076 100644
--- a/ext/spl/spl_engine.h
+++ b/ext/spl/spl_engine.h
@@ -63,6 +63,7 @@ static inline void spl_instantiate_arg_n(zend_class_entry *pce, zval *retval, in
 	fci.retval = &dummy;
 	fci.param_count = argc;
 	fci.params = argv;
+	fci.named_params = NULL;
 	fci.no_separation = 1;
 
 	fcc.function_handler = func;
diff --git a/main/streams/userspace.c b/main/streams/userspace.c
index ffdd0754e4f0e..631b2d93ef701 100644
--- a/main/streams/userspace.c
+++ b/main/streams/userspace.c
@@ -308,6 +308,7 @@ static void user_stream_create_object(struct php_user_stream_wrapper *uwrap, php
 		fci.retval = &retval;
 		fci.param_count = 0;
 		fci.params = NULL;
+		fci.named_params = NULL;
 		fci.no_separation = 1;
 
 		fcc.function_handler = uwrap->ce->constructor;