diff --git a/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/OsiPostfachRemoteService.java b/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/OsiPostfachRemoteService.java
index 6559227d384fd2af43f561149553e38c91029b82..8664f52898ead959323df33246a4674e28fe52cc 100644
--- a/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/OsiPostfachRemoteService.java
+++ b/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/OsiPostfachRemoteService.java
@@ -7,11 +7,12 @@ import org.springframework.stereotype.Service;
 
 import de.ozgcloud.nachrichten.postfach.PostfachNachricht;
 import de.ozgcloud.nachrichten.postfach.PostfachRemoteService;
+import de.ozgcloud.nachrichten.postfach.osiv2.config.Osi2PostfachProperties;
 import de.ozgcloud.nachrichten.postfach.osiv2.transfer.PostfachApiFacadeService;
 import lombok.extern.log4j.Log4j2;
 
 @Service
-@ConditionalOnProperty("ozgcloud.osiv2-postfach.enabled")
+@ConditionalOnProperty(prefix = Osi2PostfachProperties.PREFIX, name = "enabled", havingValue = "true")
 @Log4j2
 public record OsiPostfachRemoteService(
 		PostfachApiFacadeService postfachApiFacadeService
diff --git a/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/ApiClientConfiguration.java b/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/ApiClientConfiguration.java
index 16d7d79b1155b63b0dffbbc6a87351ecf1aecbc0..4584e529a58c4b5798795afe25956a7cfb72fac5 100644
--- a/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/ApiClientConfiguration.java
+++ b/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/ApiClientConfiguration.java
@@ -23,11 +23,11 @@ import reactor.netty.transport.ProxyProvider;
 
 @Configuration
 @RequiredArgsConstructor
-@ConditionalOnProperty("ozgcloud.osiv2-postfach.enabled")
+@ConditionalOnProperty(prefix = Osi2PostfachProperties.PREFIX, name = "enabled", havingValue = "true")
 public class ApiClientConfiguration {
 
-	private final OsiPostfachProperties.ApiConfiguration apiConfiguration;
-	private final OsiPostfachProperties.ProxyConfiguration proxyConfiguration;
+	private final Osi2PostfachProperties.ApiConfiguration apiConfiguration;
+	private final Osi2PostfachProperties.ProxyConfiguration proxyConfiguration;
 
 	@Bean
 	MessageExchangeApi messageExchangeApi(ApiClient apiClient) {
diff --git a/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/OsiPostfachProperties.java b/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/Osi2PostfachProperties.java
similarity index 73%
rename from src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/OsiPostfachProperties.java
rename to src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/Osi2PostfachProperties.java
index 44fd8ef163bbfae627be0353f5346af4a4944dbc..2cf55ad4c59d005f1fdbb45e2ff2fbaff5b4342f 100644
--- a/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/OsiPostfachProperties.java
+++ b/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/config/Osi2PostfachProperties.java
@@ -2,6 +2,7 @@ package de.ozgcloud.nachrichten.postfach.osiv2.config;
 
 import jakarta.annotation.Nullable;
 
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.annotation.Configuration;
 
@@ -11,10 +12,10 @@ import lombok.Setter;
 @Getter
 @Setter
 @Configuration
-@ConfigurationProperties(prefix = OsiPostfachProperties.PREFIX)
-public class OsiPostfachProperties {
+@ConditionalOnProperty(prefix = Osi2PostfachProperties.PREFIX, name = "enabled", havingValue = "true")
+public class Osi2PostfachProperties {
 
-	static final String PREFIX = "ozgcloud.osiv2-postfach";
+	public static final String PREFIX = "ozgcloud.osiv2-postfach";
 
 	private boolean enabled;
 
@@ -23,7 +24,7 @@ public class OsiPostfachProperties {
 	@Configuration
 	@ConfigurationProperties(prefix = ApiConfiguration.PREFIX)
 	static class ApiConfiguration {
-		static final String PREFIX = OsiPostfachProperties.PREFIX + ".api";
+		static final String PREFIX = Osi2PostfachProperties.PREFIX + ".api";
 
 		private String resource;
 		private String url;
@@ -40,7 +41,7 @@ public class OsiPostfachProperties {
 	@Configuration
 	@ConfigurationProperties(prefix = ProxyConfiguration.PREFIX)
 	static class ProxyConfiguration {
-		static final String PREFIX = OsiPostfachProperties.PREFIX + ".http-proxy";
+		static final String PREFIX = Osi2PostfachProperties.PREFIX + ".http-proxy";
 
 		private boolean enabled;
 
diff --git a/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/transfer/PostfachApiFacadeService.java b/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/transfer/PostfachApiFacadeService.java
index 246a12108b9fdc919df2bd87b11aa93219f71d8a..4405c985141a68a847cff85319ec0aab26c79e31 100644
--- a/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/transfer/PostfachApiFacadeService.java
+++ b/src/main/java/de/ozgcloud/nachrichten/postfach/osiv2/transfer/PostfachApiFacadeService.java
@@ -7,16 +7,21 @@ import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.stereotype.Service;
 
 import de.ozgcloud.nachrichten.postfach.PostfachNachricht;
+import de.ozgcloud.nachrichten.postfach.osiv2.config.Osi2PostfachProperties;
 import de.ozgcloud.nachrichten.postfach.osiv2.gen.api.MessageExchangeApi;
 import de.ozgcloud.nachrichten.postfach.osiv2.gen.model.MessageExchangeReceiveMessage;
 import lombok.extern.log4j.Log4j2;
 
 @Log4j2
 @Service
-@ConditionalOnProperty("ozgcloud.osiv2-postfach.enabled")
-public record PostfachApiFacadeService(MessageExchangeApi messageExchangeApi, RequestMapper requestMapper, ResponseMapper responseMapper) {
-
+@ConditionalOnProperty(prefix = Osi2PostfachProperties.PREFIX, name = "enabled", havingValue = "true")
+public record PostfachApiFacadeService(
+		MessageExchangeApi messageExchangeApi,
+		RequestMapper requestMapper,
+		ResponseMapper responseMapper
+) {
 	private static int MAX_NUMBER_RECEIVED_MESSAGES = 100;
+
 	public void sendMessage(PostfachNachricht nachricht) {
 		messageExchangeApi.sendMessage(
 				requestMapper.mapMailboxId(nachricht),