diff --git a/pom.xml b/pom.xml
index 20ad8261a..5cc3cb66b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.7.3</version>
+        <version>2.7.5</version>
         <relativePath />
     </parent>
 
diff --git a/src/main/java/de/adorsys/keycloak/config/properties/ImportConfigProperties.java b/src/main/java/de/adorsys/keycloak/config/properties/ImportConfigProperties.java
index 1f89f7ca6..b6346c6d0 100644
--- a/src/main/java/de/adorsys/keycloak/config/properties/ImportConfigProperties.java
+++ b/src/main/java/de/adorsys/keycloak/config/properties/ImportConfigProperties.java
@@ -252,7 +252,7 @@ public static class ImportFilesProperties {
         private final boolean includeHiddenFiles;
 
         public ImportFilesProperties(Collection<String> locations,
-                                     @DefaultValue("") Collection<String> excludes,
+                                     @DefaultValue Collection<String> excludes,
                                      @DefaultValue("false") boolean includeHiddenFiles) {
             this.locations = locations;
             this.excludes = excludes;
diff --git a/src/main/java/de/adorsys/keycloak/config/properties/NormalizationConfigProperties.java b/src/main/java/de/adorsys/keycloak/config/properties/NormalizationConfigProperties.java
index e3475b441..4d9925df4 100644
--- a/src/main/java/de/adorsys/keycloak/config/properties/NormalizationConfigProperties.java
+++ b/src/main/java/de/adorsys/keycloak/config/properties/NormalizationConfigProperties.java
@@ -60,7 +60,7 @@ public static class NormalizationFilesProperties {
         private final String outputDirectory;
 
         public NormalizationFilesProperties(Collection<String> inputLocations,
-                                            @DefaultValue("") Collection<String> excludes,
+                                            @DefaultValue Collection<String> excludes,
                                             @DefaultValue("false") boolean includeHiddenFiles,
                                             String outputDirectory) {
             this.inputLocations = inputLocations;