diff --git a/sormas-api/pom.xml b/sormas-api/pom.xml
index 477ed070b02..1cc518919b6 100644
--- a/sormas-api/pom.xml
+++ b/sormas-api/pom.xml
@@ -2,7 +2,7 @@
 	<parent>
 		<groupId>de.symeda.sormas</groupId>
 		<artifactId>sormas-base</artifactId>
-		<version>1.88.0</version>
+		<version>1.88.1</version>
 		<relativePath>../sormas-base</relativePath>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
diff --git a/sormas-app/pom.xml b/sormas-app/pom.xml
index 3a3a532b5ad..4764e003b58 100644
--- a/sormas-app/pom.xml
+++ b/sormas-app/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>sormas-base</artifactId>
 		<groupId>de.symeda.sormas</groupId>
-		<version>1.88.0</version>
+		<version>1.88.1</version>
 		<relativePath>../sormas-base</relativePath>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
diff --git a/sormas-backend/pom.xml b/sormas-backend/pom.xml
index 72fae75314b..7c56ffeacf8 100644
--- a/sormas-backend/pom.xml
+++ b/sormas-backend/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>sormas-base</artifactId>
 		<groupId>de.symeda.sormas</groupId>
-		<version>1.88.0</version>
+		<version>1.88.1</version>
 		<relativePath>../sormas-base</relativePath>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
@@ -158,7 +158,7 @@
 
 		<dependency>
 			<groupId>org.bouncycastle</groupId>
-			<artifactId>bcpkix-jdk15on</artifactId>
+			<artifactId>bcpkix-jdk18on</artifactId>
 		</dependency>
 
 		<dependency>
diff --git a/sormas-base/pom.xml b/sormas-base/pom.xml
index 520692220e1..8da860de8c8 100644
--- a/sormas-base/pom.xml
+++ b/sormas-base/pom.xml
@@ -5,7 +5,7 @@
 	<groupId>de.symeda.sormas</groupId>
 	<artifactId>sormas-base</artifactId>
 	<packaging>pom</packaging>
-	<version>1.88.0</version>
+	<version>1.88.1</version>
 
 	<properties>
 		<maven.minimum.version>3.6.3</maven.minimum.version>
@@ -34,7 +34,7 @@
 		<vaadin.version>8.14.3</vaadin.version>
 		<vaadin.plugin.version>${vaadin.version}</vaadin.plugin.version>
 		<swagger.version>2.2.15</swagger.version>
-		<bouncycastle.version>1.70</bouncycastle.version>
+		<bouncycastle.version>1.76</bouncycastle.version>
 		<grpc.version>1.56.1</grpc.version>
 		<keycloak.version>21.1.2</keycloak.version>
 		<netty.version>4.1.95.Final</netty.version>
@@ -733,19 +733,19 @@
 
 			<dependency>
 				<groupId>org.bouncycastle</groupId>
-				<artifactId>bcmail-jdk15on</artifactId>
+				<artifactId>bcmail-jdk18on</artifactId>
 				<version>${bouncycastle.version}</version>
 				<scope>provided</scope>
 			</dependency>
 			<dependency>
 				<groupId>org.bouncycastle</groupId>
-				<artifactId>bcpkix-jdk15on</artifactId>
+				<artifactId>bcpkix-jdk18on</artifactId>
 				<version>${bouncycastle.version}</version>
 				<scope>provided</scope>
 			</dependency>
 			<dependency>
 				<groupId>org.bouncycastle</groupId>
-				<artifactId>bcprov-jdk15on</artifactId>
+				<artifactId>bcprov-jdk18on</artifactId>
 				<version>${bouncycastle.version}</version>
 				<scope>provided</scope>
 			</dependency>
diff --git a/sormas-cargoserver/pom.xml b/sormas-cargoserver/pom.xml
index c1b830c6f48..4584e5533a2 100644
--- a/sormas-cargoserver/pom.xml
+++ b/sormas-cargoserver/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>de.symeda.sormas</groupId>
         <artifactId>sormas-base</artifactId>
-        <version>1.88.0</version>
+        <version>1.88.1</version>
         <relativePath>../sormas-base</relativePath>
     </parent>
 
diff --git a/sormas-ear/pom.xml b/sormas-ear/pom.xml
index 6126a952cf3..053ab0c94b0 100644
--- a/sormas-ear/pom.xml
+++ b/sormas-ear/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>de.symeda.sormas</groupId>
 		<artifactId>sormas-base</artifactId>
-		<version>1.88.0</version>
+		<version>1.88.1</version>
 		<relativePath>../sormas-base</relativePath>
 	</parent>
 
diff --git a/sormas-keycloak-service-provider/pom.xml b/sormas-keycloak-service-provider/pom.xml
index b0c61e211e9..2167937bab0 100644
--- a/sormas-keycloak-service-provider/pom.xml
+++ b/sormas-keycloak-service-provider/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>sormas-base</artifactId>
 		<groupId>de.symeda.sormas</groupId>
-		<version>1.88.0</version>
+		<version>1.88.1</version>
 		<relativePath>../sormas-base</relativePath>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
diff --git a/sormas-rest/pom.xml b/sormas-rest/pom.xml
index 014f1d668bf..2a9272765bd 100644
--- a/sormas-rest/pom.xml
+++ b/sormas-rest/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>de.symeda.sormas</groupId>
 		<artifactId>sormas-base</artifactId>
-		<version>1.88.0</version>
+		<version>1.88.1</version>
 		<relativePath>../sormas-base</relativePath>
 	</parent>
 
diff --git a/sormas-serverlibs/pom.xml b/sormas-serverlibs/pom.xml
index e0d08f38448..0c3196c9a86 100644
--- a/sormas-serverlibs/pom.xml
+++ b/sormas-serverlibs/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>sormas-base</artifactId>
 		<groupId>de.symeda.sormas</groupId>
-		<version>1.88.0</version>
+		<version>1.88.1</version>
 		<relativePath>../sormas-base</relativePath>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
@@ -172,11 +172,11 @@
 
 		<dependency>
 			<groupId>org.bouncycastle</groupId>
-			<artifactId>bcmail-jdk15on</artifactId>
+			<artifactId>bcmail-jdk18on</artifactId>
 		</dependency>
 		<dependency>
 			<groupId>org.bouncycastle</groupId>
-			<artifactId>bcpkix-jdk15on</artifactId>
+			<artifactId>bcpkix-jdk18on</artifactId>
 		</dependency>
 
 		<dependency>
@@ -231,6 +231,18 @@
 		<dependency>
 			<groupId>org.keycloak</groupId>
 			<artifactId>keycloak-servlet-filter-adapter</artifactId>
+			<exclusions>
+				<exclusion>
+					<groupId>org.bouncycastle</groupId>
+					<artifactId>bcpkix-jdk15on</artifactId>
+					<!-- Use bcpkix-jdk18on -->
+				</exclusion>
+				<exclusion>
+					<groupId>org.bouncycastle</groupId>
+					<artifactId>bcprov-jdk15on</artifactId>
+					<!-- Use bcprov-jdk18on -->
+				</exclusion>
+			</exclusions>
 		</dependency>
 		<dependency>
 			<groupId>org.keycloak</groupId>
diff --git a/sormas-ui/pom.xml b/sormas-ui/pom.xml
index 8fbf791a120..3fc9b6b6279 100644
--- a/sormas-ui/pom.xml
+++ b/sormas-ui/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>sormas-base</artifactId>
 		<groupId>de.symeda.sormas</groupId>
-		<version>1.88.0</version>
+		<version>1.88.1</version>
 		<relativePath>../sormas-base</relativePath>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
diff --git a/sormas-widgetset/pom.xml b/sormas-widgetset/pom.xml
index 87bac3399db..61597fc8d2a 100644
--- a/sormas-widgetset/pom.xml
+++ b/sormas-widgetset/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>sormas-base</artifactId>
         <groupId>de.symeda.sormas</groupId>
-        <version>1.88.0</version>
+        <version>1.88.1</version>
         <relativePath>../sormas-base</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>