diff --git a/sim_ether.c b/sim_ether.c
index 624e0506..f764d662 100644
--- a/sim_ether.c
+++ b/sim_ether.c
@@ -904,13 +904,13 @@ const char *eth_capabilities(void)
 #include <pcap.h>
 #include <string.h>
 #else
-struct pcap_pkthdr {
-    uint32 caplen;  /* length of portion present */
-    uint32 len;     /* length this packet (off wire) */
-};
-#define PCAP_ERRBUF_SIZE 256
-typedef void * pcap_t;  /* Pseudo Type to avoid compiler errors */
-#define DLT_EN10MB 1    /* Dummy Value to avoid compiler errors */
+struct pcap_pkthdr {
+    uint32 caplen;  /* length of portion present */
+    uint32 len;     /* length this packet (off wire) */
+};
+#define PCAP_ERRBUF_SIZE 256
+typedef void * pcap_t;  /* Pseudo Type to avoid compiler errors */
+#define DLT_EN10MB 1    /* Dummy Value to avoid compiler errors */
 #endif /* HAVE_PCAP_NETWORK */
 
 #ifdef HAVE_TAP_NETWORK