diff --git a/languagetool-core/src/main/java/org/languagetool/rules/AbstractCheckCaseRule.java b/languagetool-core/src/main/java/org/languagetool/rules/AbstractCheckCaseRule.java
index 1446472b18b4..576c78e8e36c 100644
--- a/languagetool-core/src/main/java/org/languagetool/rules/AbstractCheckCaseRule.java
+++ b/languagetool-core/src/main/java/org/languagetool/rules/AbstractCheckCaseRule.java
@@ -34,7 +34,7 @@
  */
 public abstract class AbstractCheckCaseRule extends AbstractSimpleReplaceRule2 {
   private final Language language;
-  public boolean ignoreShortUppercaseWords = true;
+  private boolean ignoreShortUppercaseWords = true;
 
   public AbstractCheckCaseRule(ResourceBundle messages, Language language) {
     super(messages, language);
@@ -96,17 +96,16 @@ public RuleMatch[] match(AnalyzedSentence sentence) {
           // The phrase is correct. Don't look into shorter phrases inside this phrase.
           break;
         }
-        if (ignoreShortUppercaseWords) {
-          if (originalPhrase.equals(originalPhrase.toUpperCase())) {
-            // Toggle is ON and it's a capitalized sentence, continue
+        if (originalPhrase.equals(originalPhrase.toUpperCase())) {
+          if (ignoreShortUppercaseWords) {
             continue;
+          } else {
+            if( originalPhrase.length() < 5 ){
+              // correct uppercase word less than 5 chars if toggle is on
+            } else{
+              continue;
+            }
           }
-        } else if (originalPhrase.length() < 5) {
-          //System.out.println("toggle off, <5 chars");
-          // Toggle OFF and <5 chars
-        } else {
-          //toggle OFF but >5 chars
-          continue;
         }
         if (correctPhrase != null && !correctPhrase.equals(originalPhrase)) {
           RuleMatch ruleMatch;
@@ -141,7 +140,7 @@ public RuleMatch[] match(AnalyzedSentence sentence) {
     return toRuleMatchArray(ruleMatches);
   }
 
-  public boolean ignoreShortUppercaseWords() {
+  public boolean isIgnoreShortUppercaseWords() {
     return ignoreShortUppercaseWords;
   }
 
diff --git a/languagetool-language-modules/nl/src/main/java/org/languagetool/rules/nl/CheckCaseRule.java b/languagetool-language-modules/nl/src/main/java/org/languagetool/rules/nl/CheckCaseRule.java
index baeb58772d35..40c9e963394e 100644
--- a/languagetool-language-modules/nl/src/main/java/org/languagetool/rules/nl/CheckCaseRule.java
+++ b/languagetool-language-modules/nl/src/main/java/org/languagetool/rules/nl/CheckCaseRule.java
@@ -34,6 +34,8 @@ public class CheckCaseRule extends AbstractCheckCaseRule {
   public CheckCaseRule(ResourceBundle messages, Language language) {
     super(messages, language);
     useSubRuleSpecificIds();
+    // do not ignore abbreviations like "apk, dvd" etc
+    setIgnoreShortUppercaseWords(false);
   }
 
   @Override
@@ -66,10 +68,4 @@ public Locale getLocale() {
     return NL_LOCALE;
   }
 
-  @Override
-  public boolean ignoreShortUppercaseWords() {
-    //does not override boolean
-    return false;
-  }
-
 }
diff --git a/languagetool-language-modules/nl/src/test/java/org/languagetool/rules/nl/CheckCaseRuleTest.java b/languagetool-language-modules/nl/src/test/java/org/languagetool/rules/nl/CheckCaseRuleTest.java
index 4626f150aa24..b41dd18fd0f4 100644
--- a/languagetool-language-modules/nl/src/test/java/org/languagetool/rules/nl/CheckCaseRuleTest.java
+++ b/languagetool-language-modules/nl/src/test/java/org/languagetool/rules/nl/CheckCaseRuleTest.java
@@ -46,6 +46,9 @@ public void testRule() throws IOException {
     assertEquals(0, rule.match(lt.getAnalyzedSentence("een bisschop")).length);
     assertEquals(0, rule.match(lt.getAnalyzedSentence("Een bisschop")).length);
 
+    // ignored sentence:
+    assertEquals(0, rule.match(lt.getAnalyzedSentence("EEN BISSCHOP")).length);
+
     // incorrect sentences:
     RuleMatch[] matches = rule.match(lt.getAnalyzedSentence("Een Bisschop"));
     assertEquals(1, matches.length);
@@ -55,9 +58,14 @@ public void testRule() throws IOException {
     assertEquals(1, matches.length);
     assertEquals("een bisschop", matches[0].getSuggestedReplacements().get(0));
 
-    matches = rule.match(lt.getAnalyzedSentence("Dit is een video op dVD."));
+    // less than 5chars:
+    matches = rule.match(lt.getAnalyzedSentence("Mag ik die DVD lenen?"));
     assertEquals(1, matches.length);
     assertEquals("dvd", matches[0].getSuggestedReplacements().get(0));
 
+    matches = rule.match(lt.getAnalyzedSentence("Heb je de nieuwe IPAD al gezien?"));
+    assertEquals(1, matches.length);
+    assertEquals("iPad", matches[0].getSuggestedReplacements().get(0));
+
   }
 }