diff --git a/engine/src/main/java/org/terasology/engine/entitySystem/event/AbstractValueModifiableEvent.java b/engine/src/main/java/org/terasology/engine/entitySystem/event/AbstractValueModifiableEvent.java
index fd146a2aed2..cf0dd2a640c 100644
--- a/engine/src/main/java/org/terasology/engine/entitySystem/event/AbstractValueModifiableEvent.java
+++ b/engine/src/main/java/org/terasology/engine/entitySystem/event/AbstractValueModifiableEvent.java
@@ -56,7 +56,7 @@ public void postAdd(float amount) {
      * result = max(0, ResultValueWithoutCapping)
      * </pre>
      *
-     * <emph>The result value is guaranteed to be non-negative!</emph>
+     * <em>The result value is guaranteed to be non-negative!</em>
      */
     public float getResultValue() {
         //TODO(skaldarnar): Based on a discussion in https://github.com/MovingBlocks/Terasology/pull/4063 we may want
@@ -76,7 +76,7 @@ public float getResultValue() {
      *      result = (<baseValue> + Σ <modifier>) * Π <multiplier> + Σ <postModifier>
      * } </pre>
      *
-     * <emph>Negative result values are allowed here.</emph>
+     * <em>Negative result values are allowed here.</em>
      */
     public float getResultValueWithoutCapping() {
         //TODO: Based on an extended discussion from : https://github.com/MovingBlocks/Terasology/pull/4063
diff --git a/engine/src/main/java/org/terasology/engine/utilities/modifiable/ModifiableValue.java b/engine/src/main/java/org/terasology/engine/utilities/modifiable/ModifiableValue.java
index 4da2f950d08..9308500b775 100644
--- a/engine/src/main/java/org/terasology/engine/utilities/modifiable/ModifiableValue.java
+++ b/engine/src/main/java/org/terasology/engine/utilities/modifiable/ModifiableValue.java
@@ -51,7 +51,7 @@ public ModifiableValue postAdd(float amount) {
      * The value is calculated based on the following formula:
      * {@code result = (<baseValue> + Σ <modifier>) * Π <multiplier> + Σ <postModifier>}
      *
-     * <emph>non-negativity of the value is not ensured and must be checked by the system if needed</emph>
+     * <em>non-negativity of the value is not ensured and must be checked by the system if needed</em>
      */
     public float getValue() {
         return (baseValue + preModifier) * multiplier + postModifier;