diff --git a/simpleclient/src/main/java/io/prometheus/client/Histogram.java b/simpleclient/src/main/java/io/prometheus/client/Histogram.java
index 2b289806a..1d8b1a2fa 100644
--- a/simpleclient/src/main/java/io/prometheus/client/Histogram.java
+++ b/simpleclient/src/main/java/io/prometheus/client/Histogram.java
@@ -219,6 +219,8 @@ public <E> E time(Callable<E> timeable) {
 
       try {
         return timeable.call();
+      } catch (RuntimeException e) {
+        throw e;
       } catch (Exception e) {
         throw new RuntimeException(e);
       } finally {
diff --git a/simpleclient/src/main/java/io/prometheus/client/Summary.java b/simpleclient/src/main/java/io/prometheus/client/Summary.java
index a341f2515..4d79e558a 100644
--- a/simpleclient/src/main/java/io/prometheus/client/Summary.java
+++ b/simpleclient/src/main/java/io/prometheus/client/Summary.java
@@ -226,6 +226,8 @@ public <E> E time(Callable<E> timeable) {
 
       try {
         return timeable.call();
+      } catch (RuntimeException e) {
+        throw e;
       } catch (Exception e) {
         throw new RuntimeException(e);
       } finally {