diff --git a/BatteryMeter.c b/BatteryMeter.c
index 0ae2834c..733298a1 100644
--- a/BatteryMeter.c
+++ b/BatteryMeter.c
@@ -20,7 +20,7 @@ This meter written by Ian P. Hands (iphands@gmail.com, ihands@redhat.com).
 #include <stdlib.h>
 
 
-int BatteryMeter_attributes[] = {
+static const int BatteryMeter_attributes[] = {
    BATTERY
 };
 
diff --git a/BatteryMeter.h b/BatteryMeter.h
index 658cd3f9..b67754d3 100644
--- a/BatteryMeter.h
+++ b/BatteryMeter.h
@@ -17,8 +17,6 @@ typedef enum ACPresence_ {
    AC_ERROR
 } ACPresence;
 
-extern int BatteryMeter_attributes[];
-
 extern MeterClass BatteryMeter_class;
 
 #endif
diff --git a/CPUMeter.c b/CPUMeter.c
index c5e27124..44ef1add 100644
--- a/CPUMeter.c
+++ b/CPUMeter.c
@@ -16,8 +16,15 @@ in the source distribution for its full text.
 #include <string.h>
 #include <math.h>
 
-int CPUMeter_attributes[] = {
-   CPU_NICE, CPU_NORMAL, CPU_SYSTEM, CPU_IRQ, CPU_SOFTIRQ, CPU_STEAL, CPU_GUEST, CPU_IOWAIT
+static const int CPUMeter_attributes[] = {
+   CPU_NICE,
+   CPU_NORMAL,
+   CPU_SYSTEM,
+   CPU_IRQ,
+   CPU_SOFTIRQ,
+   CPU_STEAL,
+   CPU_GUEST,
+   CPU_IOWAIT
 };
 
 static void CPUMeter_init(Meter* this) {
diff --git a/CPUMeter.h b/CPUMeter.h
index 62a1ddc3..6244c42a 100644
--- a/CPUMeter.h
+++ b/CPUMeter.h
@@ -22,8 +22,6 @@ typedef enum {
    CPU_METER_ITEMCOUNT = 9, // number of entries in this enum
 } CPUMeterValues;
 
-extern int CPUMeter_attributes[];
-
 extern MeterClass CPUMeter_class;
 
 extern MeterClass AllCPUsMeter_class;
diff --git a/ClockMeter.c b/ClockMeter.c
index 3168b3e9..6ad191a2 100644
--- a/ClockMeter.c
+++ b/ClockMeter.c
@@ -12,7 +12,7 @@ in the source distribution for its full text.
 #include <time.h>
 
 
-int ClockMeter_attributes[] = {
+static const int ClockMeter_attributes[] = {
    CLOCK
 };
 
diff --git a/ClockMeter.h b/ClockMeter.h
index e888d585..bb6881ae 100644
--- a/ClockMeter.h
+++ b/ClockMeter.h
@@ -9,8 +9,6 @@ in the source distribution for its full text.
 
 #include "Meter.h"
 
-extern int ClockMeter_attributes[];
-
 extern MeterClass ClockMeter_class;
 
 #endif
diff --git a/HostnameMeter.c b/HostnameMeter.c
index 60bd8125..edb23358 100644
--- a/HostnameMeter.c
+++ b/HostnameMeter.c
@@ -12,7 +12,7 @@ in the source distribution for its full text.
 #include <unistd.h>
 
 
-int HostnameMeter_attributes[] = {
+static const int HostnameMeter_attributes[] = {
    HOSTNAME
 };
 
diff --git a/HostnameMeter.h b/HostnameMeter.h
index ecfab1aa..152100d0 100644
--- a/HostnameMeter.h
+++ b/HostnameMeter.h
@@ -9,8 +9,6 @@ in the source distribution for its full text.
 
 #include "Meter.h"
 
-extern int HostnameMeter_attributes[];
-
 extern MeterClass HostnameMeter_class;
 
 #endif
diff --git a/LoadAverageMeter.c b/LoadAverageMeter.c
index db397b6c..3f75aeca 100644
--- a/LoadAverageMeter.c
+++ b/LoadAverageMeter.c
@@ -11,11 +11,15 @@ in the source distribution for its full text.
 #include "Platform.h"
 
 
-int LoadAverageMeter_attributes[] = {
-   LOAD_AVERAGE_ONE, LOAD_AVERAGE_FIVE, LOAD_AVERAGE_FIFTEEN
+static const int LoadAverageMeter_attributes[] = {
+   LOAD_AVERAGE_ONE,
+   LOAD_AVERAGE_FIVE,
+   LOAD_AVERAGE_FIFTEEN
 };
 
-int LoadMeter_attributes[] = { LOAD };
+static const int LoadMeter_attributes[] = {
+   LOAD
+};
 
 static void LoadAverageMeter_updateValues(Meter* this, char* buffer, int size) {
    Platform_getLoadAverage(&this->values[0], &this->values[1], &this->values[2]);
diff --git a/LoadAverageMeter.h b/LoadAverageMeter.h
index 83d3c8f5..5ac771a4 100644
--- a/LoadAverageMeter.h
+++ b/LoadAverageMeter.h
@@ -9,10 +9,6 @@ in the source distribution for its full text.
 
 #include "Meter.h"
 
-extern int LoadAverageMeter_attributes[];
-
-extern int LoadMeter_attributes[];
-
 extern MeterClass LoadAverageMeter_class;
 
 extern MeterClass LoadMeter_class;
diff --git a/MemoryMeter.c b/MemoryMeter.c
index 91f75b9c..cac0da72 100644
--- a/MemoryMeter.c
+++ b/MemoryMeter.c
@@ -17,8 +17,10 @@ in the source distribution for its full text.
 #include <assert.h>
 
 
-int MemoryMeter_attributes[] = {
-   MEMORY_USED, MEMORY_BUFFERS, MEMORY_CACHE
+static const int MemoryMeter_attributes[] = {
+   MEMORY_USED,
+   MEMORY_BUFFERS,
+   MEMORY_CACHE
 };
 
 static void MemoryMeter_updateValues(Meter* this, char* buffer, int size) {
diff --git a/MemoryMeter.h b/MemoryMeter.h
index 771aa735..f8df247d 100644
--- a/MemoryMeter.h
+++ b/MemoryMeter.h
@@ -9,8 +9,6 @@ in the source distribution for its full text.
 
 #include "Meter.h"
 
-extern int MemoryMeter_attributes[];
-
 extern MeterClass MemoryMeter_class;
 
 #endif
diff --git a/Meter.c b/Meter.c
index d144b5b8..c453b4bc 100644
--- a/Meter.c
+++ b/Meter.c
@@ -433,7 +433,7 @@ static void BlankMeter_display(Object* cast, RichString* out) {
    RichString_prune(out);
 }
 
-int BlankMeter_attributes[] = {
+static const int BlankMeter_attributes[] = {
    DEFAULT_COLOR
 };
 
diff --git a/Meter.h b/Meter.h
index c4d00396..03b49608 100644
--- a/Meter.h
+++ b/Meter.h
@@ -105,8 +105,6 @@ ListItem* Meter_toListItem(Meter* this, bool moving);
 
 extern MeterMode* Meter_modes[];
 
-extern int BlankMeter_attributes[];
-
 extern MeterClass BlankMeter_class;
 
 #endif
diff --git a/SwapMeter.c b/SwapMeter.c
index fcf450ee..ae4d4097 100644
--- a/SwapMeter.c
+++ b/SwapMeter.c
@@ -17,7 +17,7 @@ in the source distribution for its full text.
 #include <assert.h>
 
 
-int SwapMeter_attributes[] = {
+static const int SwapMeter_attributes[] = {
    SWAP
 };
 
diff --git a/SwapMeter.h b/SwapMeter.h
index 69a5855f..2ba596cb 100644
--- a/SwapMeter.h
+++ b/SwapMeter.h
@@ -9,8 +9,6 @@ in the source distribution for its full text.
 
 #include "Meter.h"
 
-extern int SwapMeter_attributes[];
-
 extern MeterClass SwapMeter_class;
 
 #endif
diff --git a/TasksMeter.c b/TasksMeter.c
index 0b37ab27..45d3ba15 100644
--- a/TasksMeter.c
+++ b/TasksMeter.c
@@ -11,8 +11,11 @@ in the source distribution for its full text.
 #include "CRT.h"
 
 
-int TasksMeter_attributes[] = {
-   CPU_SYSTEM, PROCESS_THREAD, PROCESS, TASKS_RUNNING
+static const int TasksMeter_attributes[] = {
+   CPU_SYSTEM,
+   PROCESS_THREAD,
+   PROCESS,
+   TASKS_RUNNING
 };
 
 static void TasksMeter_updateValues(Meter* this, char* buffer, int len) {
diff --git a/TasksMeter.h b/TasksMeter.h
index bdb62a73..82ddc081 100644
--- a/TasksMeter.h
+++ b/TasksMeter.h
@@ -9,8 +9,6 @@ in the source distribution for its full text.
 
 #include "Meter.h"
 
-extern int TasksMeter_attributes[];
-
 extern MeterClass TasksMeter_class;
 
 #endif
diff --git a/UptimeMeter.c b/UptimeMeter.c
index da1c9fd0..0a9589a0 100644
--- a/UptimeMeter.c
+++ b/UptimeMeter.c
@@ -10,7 +10,7 @@ in the source distribution for its full text.
 #include "CRT.h"
 
 
-int UptimeMeter_attributes[] = {
+static const int UptimeMeter_attributes[] = {
    UPTIME
 };
 
diff --git a/UptimeMeter.h b/UptimeMeter.h
index 5fa1e931..cac51aad 100644
--- a/UptimeMeter.h
+++ b/UptimeMeter.h
@@ -9,8 +9,6 @@ in the source distribution for its full text.
 
 #include "Meter.h"
 
-extern int UptimeMeter_attributes[];
-
 extern MeterClass UptimeMeter_class;
 
 #endif