diff --git a/src/lib/global/land.c b/src/lib/global/land.c
index c0d51e0b..b2f7a7f3 100644
--- a/src/lib/global/land.c
+++ b/src/lib/global/land.c
@@ -42,4 +42,4 @@
  * Table of land unit types
  * Initialized on startup from land.config and deity custom config (if any).
  */
-struct lchrstr lchr[];
+struct lchrstr lchr[N_MAXLAND + 1];
diff --git a/src/lib/global/nuke.c b/src/lib/global/nuke.c
index ce6a75fb..f8da09a6 100644
--- a/src/lib/global/nuke.c
+++ b/src/lib/global/nuke.c
@@ -40,4 +40,4 @@
  * Table of nuke types
  * Initialized on startup from nuke.config and deity custom config (if any).
  */
-struct nchrstr nchr[];
+struct nchrstr nchr[N_MAXNUKE + 1];
diff --git a/src/lib/global/plane.c b/src/lib/global/plane.c
index 915c602b..5dd72307 100644
--- a/src/lib/global/plane.c
+++ b/src/lib/global/plane.c
@@ -44,4 +44,4 @@
  * Table of plane types
  * Initialized on startup from plane.config and deity custom config (if any).
  */
-struct plchrstr plchr[];
+struct plchrstr plchr[N_MAXPLANE + 1];
diff --git a/src/lib/global/ship.c b/src/lib/global/ship.c
index 0c85245f..79b06465 100644
--- a/src/lib/global/ship.c
+++ b/src/lib/global/ship.c
@@ -44,4 +44,4 @@
  * Table of ship types
  * Initialized on startup from ship.config and deity custom config (if any).
  */
-struct mchrstr mchr[];
+struct mchrstr mchr[N_MAXSHIPS + 1];