diff --git a/spring-cloud-consul-core/pom.xml b/spring-cloud-consul-core/pom.xml
index e805bdf4..d8482696 100644
--- a/spring-cloud-consul-core/pom.xml
+++ b/spring-cloud-consul-core/pom.xml
@@ -46,10 +46,12 @@
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpclient</artifactId>
+			<optional>true</optional>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpcore</artifactId>
+			<optional>true</optional>
 		</dependency>
 		<dependency>
 			<groupId>org.projectlombok</groupId>
diff --git a/spring-cloud-consul-discovery/pom.xml b/spring-cloud-consul-discovery/pom.xml
index 2ffa3209..1b545d09 100644
--- a/spring-cloud-consul-discovery/pom.xml
+++ b/spring-cloud-consul-discovery/pom.xml
@@ -31,6 +31,22 @@
 			<artifactId>consul-api</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<!-- required by com.ecwid.consul but not as a pom dependency -->
+		<dependency>
+			<groupId>com.google.code.gson</groupId>
+			<artifactId>gson</artifactId>
+			<optional>true</optional>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpclient</artifactId>
+			<optional>true</optional>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpcore</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-netflix-core</artifactId>
diff --git a/spring-cloud-starter-consul-bus/pom.xml b/spring-cloud-starter-consul-bus/pom.xml
index 6c4dfd1b..df0b18cd 100644
--- a/spring-cloud-starter-consul-bus/pom.xml
+++ b/spring-cloud-starter-consul-bus/pom.xml
@@ -40,5 +40,18 @@
 			<groupId>com.ecwid.consul</groupId>
 			<artifactId>consul-api</artifactId>
 		</dependency>
+		<!-- required by com.ecwid.consul but not as a pom dependency -->
+		<dependency>
+			<groupId>com.google.code.gson</groupId>
+			<artifactId>gson</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpclient</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpcore</artifactId>
+		</dependency>
 	</dependencies>
 </project>
diff --git a/spring-cloud-starter-consul-config/pom.xml b/spring-cloud-starter-consul-config/pom.xml
index 46bd2a0f..fc37b904 100644
--- a/spring-cloud-starter-consul-config/pom.xml
+++ b/spring-cloud-starter-consul-config/pom.xml
@@ -32,6 +32,19 @@
 			<groupId>com.ecwid.consul</groupId>
 			<artifactId>consul-api</artifactId>
 		</dependency>
+		<!-- required by com.ecwid.consul but not as a pom dependency -->
+		<dependency>
+			<groupId>com.google.code.gson</groupId>
+			<artifactId>gson</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpclient</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpcore</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-consul-core</artifactId>
diff --git a/spring-cloud-starter-consul-discovery/pom.xml b/spring-cloud-starter-consul-discovery/pom.xml
index 1d730881..b40a1fe2 100644
--- a/spring-cloud-starter-consul-discovery/pom.xml
+++ b/spring-cloud-starter-consul-discovery/pom.xml
@@ -42,6 +42,14 @@
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpclient</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpcore</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-consul-core</artifactId>