diff --git a/auto/os/linux b/auto/os/linux
index 135280f..2c8a9bb 100644
--- a/auto/os/linux
+++ b/auto/os/linux
@@ -181,7 +181,7 @@
 ngx_feature_test="struct __user_cap_data_struct    data;
                   struct __user_cap_header_struct  header;
 
-                  header.version = _LINUX_CAPABILITY_VERSION_3;
+                  header.version = _LINUX_CAPABILITY_VERSION_1;
                   data.effective = CAP_TO_MASK(CAP_NET_RAW);
                   data.permitted = 0;
 
diff --git a/src/os/unix/ngx_process_cycle.c b/src/os/unix/ngx_process_cycle.c
index 9b0e042..5817a2c 100644
--- a/src/os/unix/ngx_process_cycle.c
+++ b/src/os/unix/ngx_process_cycle.c
@@ -865,7 +865,7 @@
             ngx_memzero(&header, sizeof(struct __user_cap_header_struct));
             ngx_memzero(&data, sizeof(struct __user_cap_data_struct));
 
-            header.version = _LINUX_CAPABILITY_VERSION_3;
+            header.version = _LINUX_CAPABILITY_VERSION_1;
             data.effective = CAP_TO_MASK(CAP_NET_RAW);
             data.permitted = data.effective;