diff --git a/src/main/java/com/denizenscript/denizencore/objects/core/DurationTag.java b/src/main/java/com/denizenscript/denizencore/objects/core/DurationTag.java
index 739302e1..c6bc5fc8 100644
--- a/src/main/java/com/denizenscript/denizencore/objects/core/DurationTag.java
+++ b/src/main/java/com/denizenscript/denizencore/objects/core/DurationTag.java
@@ -33,7 +33,7 @@ public class DurationTag implements ObjectTag {
     // Durations are a unified and convenient way to get a 'unit of time' throughout Denizen.
     // Many commands and features that require a duration can be satisfied by specifying a number and unit of time, especially command arguments that are prefixed 'duration:', etc.
     // The unit of time can be specified by using one of the following:
-    // t=ticks (0.05 seconds), s=seconds, m=minutes (60 seconds), h=hours (60 minutes), d=days (24 hours), w=weeks (7 days), y=years (365 days).
+    // ms=milliseconds (0.001 seconds), t=ticks (0.05 seconds), s=seconds, m=minutes (60 seconds), h=hours (60 minutes), d=days (24 hours), w=weeks (7 days), y=years (365 days).
     // Not using a unit will imply seconds.
     // Examples: 10s, 50m, 1d, 20.
     //
@@ -93,7 +93,8 @@ public static DurationTag valueOf(String string, TagContext context) {
                 }
             }
         }
-        String numericString = Character.isDigit(string.charAt(string.length() - 1)) ? string : string.substring(0, string.length() - 1);
+        int len = string.length();
+        String numericString = Character.isDigit(string.charAt(len - 1)) ? string : string.substring(0, len - (string.endsWith("ms") ? 2 : 1));
         // Standard DurationTag. Check the type and create new DurationTag object accordingly.
         try {
             double numVal = Double.parseDouble(numericString);
@@ -112,6 +113,9 @@ else if (string.endsWith("h")) {
             else if (string.endsWith("m")) {
                 return new DurationTag(numVal * 60);
             }
+            else if (string.endsWith("ms")) {
+                return new DurationTag(numVal * 0.001);
+            }
             else if (string.endsWith("s")) {
                 // seconds
                 return new DurationTag(numVal);
@@ -195,6 +199,9 @@ public DurationTag(long ticks) {
      * @return the number of ticks.
      */
     public long getTicks() {
+        if (seconds < 0.05 && seconds > 0) {
+            return 1;
+        }
         return (long) (seconds * 20);
     }
 
@@ -205,6 +212,9 @@ public long getTicks() {
      * @return the number of ticks.
      */
     public int getTicksAsInt() {
+        if (seconds < 0.05 && seconds > 0) {
+            return 1;
+        }
         return (int) (seconds * 20);
     }
 
@@ -410,7 +420,7 @@ public static void register() {
         // Returns this duration minus another.
         // -->
         tagProcessor.registerStaticTag(DurationTag.class, DurationTag.class, "sub", (attribute, object, secondVal) -> {
-            return new DurationTag(object.getTicks() - secondVal.getTicks());
+            return new DurationTag(java.math.BigDecimal.valueOf(object.seconds).subtract(java.math.BigDecimal.valueOf(secondVal.seconds)).doubleValue());
         });
 
         // <--[tag]
@@ -420,7 +430,7 @@ public static void register() {
         // Returns this duration plus another.
         // -->
         tagProcessor.registerStaticTag(DurationTag.class, DurationTag.class, "add", (attribute, object, secondVal) -> {
-            return new DurationTag(object.getTicks() + secondVal.getTicks());
+            return new DurationTag(java.math.BigDecimal.valueOf(object.seconds).add(java.math.BigDecimal.valueOf(secondVal.seconds)).doubleValue());
         });
 
         // <--[tag]
@@ -550,10 +560,18 @@ public String formatted(boolean words) {
         if (seconds > 0 && minutes < 10 && hours == 0 && days == 0 && years == 0) {
             timeString += seconds + (words ? " second" + autoS(seconds) :  "s ");
         }
+        long millis = Math.round(secondsCopy * 1000) % 1000;
+        if (millis > 0 && (millis % 50 != 0) && minutes < 10 && hours == 0 && days == 0 && years == 0) {
+            timeString += millis + (words ? " millisecond" + autoS(millis) : "ms ");
+        }
         if (timeString.isEmpty()) {
             if (secondsCopy == 0) {
                 timeString = "forever";
             }
+            else if (Math.round(secondsCopy * 1000) % 50 != 0) {
+                long ms = Math.round(secondsCopy * 1000);
+                timeString = ms + (words ? " millisecond" + autoS(ms) : "ms");
+            }
             else {
                 timeString = ((double) ((long) (secondsCopy * 100)) / 100d) + "s";
             }
diff --git a/src/main/java/com/denizenscript/denizencore/utilities/scheduling/RepeatingSchedulable.java b/src/main/java/com/denizenscript/denizencore/utilities/scheduling/RepeatingSchedulable.java
index 7657165a..ae846086 100644
--- a/src/main/java/com/denizenscript/denizencore/utilities/scheduling/RepeatingSchedulable.java
+++ b/src/main/java/com/denizenscript/denizencore/utilities/scheduling/RepeatingSchedulable.java
@@ -4,6 +4,9 @@ public class RepeatingSchedulable extends Schedulable {
 
     public RepeatingSchedulable(Runnable runnable, float fireRate) {
         run = runnable;
+        if (fireRate > 0 && fireRate < 0.05f) {
+            fireRate = 0.05f;
+        }
         fireEverySeconds = fireRate;
         secondsLeft = fireRate;
     }