diff --git a/NEWS b/NEWS
index e755d98d18aee..f55f604503334 100644
--- a/NEWS
+++ b/NEWS
@@ -49,6 +49,8 @@ PHP                                                                        NEWS
     for invalid $mode. (timwolla)
   . Splitted Random\Randomizer::getInt() (without arguments) to 
     Random\Randomizer::nextInt(). (zeriyoshi)
+  . Removed redundant RuntimeExceptions from Randomizer methods. The
+    exceptions thrown by the engines will be exposed directly. (timwolla)
 
 - Sockets:
   . Added SOL_FILTER socket option for Solaris. (David Carlier)
diff --git a/ext/random/engine_mt19937.c b/ext/random/engine_mt19937.c
index 609efae861b25..bc73513fe216c 100644
--- a/ext/random/engine_mt19937.c
+++ b/ext/random/engine_mt19937.c
@@ -302,7 +302,6 @@ PHP_METHOD(Random_Engine_Mt19937, generate)
 	generated = engine->algo->generate(engine->status);
 	size = engine->status->last_generated_size;
 	if (EG(exception)) {
-		zend_throw_exception(spl_ce_RuntimeException, "Random number generation failed", 0);
 		RETURN_THROWS();
 	}
 
diff --git a/ext/random/randomizer.c b/ext/random/randomizer.c
index 2672477feccb8..7d6690cd7e01a 100644
--- a/ext/random/randomizer.c
+++ b/ext/random/randomizer.c
@@ -100,12 +100,11 @@ PHP_METHOD(Random_Randomizer, nextInt)
 	ZEND_PARSE_PARAMETERS_NONE();
 
 	result = randomizer->algo->generate(randomizer->status);
-	if (randomizer->status->last_generated_size > sizeof(zend_long)) {
-		zend_throw_exception(spl_ce_RuntimeException, "Generated value exceeds size of int", 0);
+	if (EG(exception)) {
 		RETURN_THROWS();
 	}
-	if (EG(exception)) {
-		zend_throw_exception(spl_ce_RuntimeException, "Random number generation failed", 0);
+	if (randomizer->status->last_generated_size > sizeof(zend_long)) {
+		zend_throw_exception(spl_ce_RuntimeException, "Generated value exceeds size of int", 0);
 		RETURN_THROWS();
 	}
 	
@@ -132,7 +131,6 @@ PHP_METHOD(Random_Randomizer, getInt)
 
 	result = randomizer->algo->range(randomizer->status, min, max);
 	if (EG(exception)) {
-		zend_throw_exception(spl_ce_RuntimeException, "Random number generation failed", 0);
 		RETURN_THROWS();
 	}
 
@@ -165,7 +163,6 @@ PHP_METHOD(Random_Randomizer, getBytes)
 		result = randomizer->algo->generate(randomizer->status);
 		if (EG(exception)) {
 			zend_string_free(retval);
-			zend_throw_exception(spl_ce_RuntimeException, "Random number generation failed", 0);
 			RETURN_THROWS();
 		}
 		for (size_t i = 0; i < randomizer->status->last_generated_size; i++) {
@@ -193,7 +190,6 @@ PHP_METHOD(Random_Randomizer, shuffleArray)
 
 	ZVAL_DUP(return_value, array);
 	if (!php_array_data_shuffle(randomizer->algo, randomizer->status, return_value)) {
-		zend_throw_exception(spl_ce_RuntimeException, "Random number generation failed", 0);
 		RETURN_THROWS();
 	}
 }
@@ -215,7 +211,6 @@ PHP_METHOD(Random_Randomizer, shuffleBytes)
 
 	RETVAL_STRINGL(ZSTR_VAL(bytes), ZSTR_LEN(bytes));
 	if (!php_binary_string_shuffle(randomizer->algo, randomizer->status, Z_STRVAL_P(return_value), (zend_long) Z_STRLEN_P(return_value))) {
-		zend_throw_exception(spl_ce_RuntimeException, "Random number generation failed", 0);
 		RETURN_THROWS();
 	}
 }
diff --git a/ext/random/tests/03_randomizer/user_throws.phpt b/ext/random/tests/03_randomizer/user_throws.phpt
index c0708e0514419..41cd004b63879 100644
--- a/ext/random/tests/03_randomizer/user_throws.phpt
+++ b/ext/random/tests/03_randomizer/user_throws.phpt
@@ -21,9 +21,4 @@ Stack trace:
 #0 [internal function]: Random\Engine@anonymous->generate()
 #1 %s(%d): Random\Randomizer->getBytes(1)
 #2 {main}
-
-Next RuntimeException: Random number generation failed in %s:%d
-Stack trace:
-#0 %s(%d): Random\Randomizer->getBytes(1)
-#1 {main}
   thrown in %s on line %d
diff --git a/ext/random/tests/03_randomizer/user_unsafe.phpt b/ext/random/tests/03_randomizer/user_unsafe.phpt
index 4497088ba9da1..e95a15840057d 100644
--- a/ext/random/tests/03_randomizer/user_unsafe.phpt
+++ b/ext/random/tests/03_randomizer/user_unsafe.phpt
@@ -15,7 +15,7 @@ final class EmptyStringEngine implements \Random\Engine {
 final class HeavilyBiasedEngine implements \Random\Engine {
     public function generate(): string
     {
-        return "\xff\xff\xff\xff\xff\xff\xff\xff";
+        return \str_repeat("\xff", PHP_INT_SIZE);
     }
 }
 
@@ -32,25 +32,33 @@ foreach ([
     } catch (Throwable $e) {
         echo $e, PHP_EOL;
     }
-    
+
     echo PHP_EOL, "-------", PHP_EOL, PHP_EOL;
-    
+
+    try {
+        var_dump((new Randomizer(new $engine()))->nextInt());
+    } catch (Throwable $e) {
+        echo $e, PHP_EOL;
+    }
+
+    echo PHP_EOL, "-------", PHP_EOL, PHP_EOL;
+
     try {
         var_dump(bin2hex((new Randomizer(new $engine()))->getBytes(1)));
     } catch (Throwable $e) {
         echo $e, PHP_EOL;
     }
-    
+
     echo PHP_EOL, "-------", PHP_EOL, PHP_EOL;
-    
+
     try {
         var_dump((new Randomizer(new $engine()))->shuffleArray(\range(1, 10)));
     } catch (Throwable $e) {
         echo $e, PHP_EOL;
     }
-    
+
     echo PHP_EOL, "-------", PHP_EOL, PHP_EOL;
-    
+
     try {
         var_dump((new Randomizer(new $engine()))->shuffleBytes('foobar'));
     } catch (Throwable $e) {
@@ -71,19 +79,16 @@ Stack trace:
 #0 %s(%d): Random\Randomizer->getInt(0, 123)
 #1 {main}
 
-Next RuntimeException: Random number generation failed in %s:%d
-Stack trace:
-#0 %s(%d): Random\Randomizer->getInt(0, 123)
-#1 {main}
-
 -------
 
 Error: A random engine must return a non-empty string in %s:%d
 Stack trace:
-#0 %s(%d): Random\Randomizer->getBytes(1)
+#0 %s(%d): Random\Randomizer->nextInt()
 #1 {main}
 
-Next RuntimeException: Random number generation failed in %s:%d
+-------
+
+Error: A random engine must return a non-empty string in %s:%d
 Stack trace:
 #0 %s(%d): Random\Randomizer->getBytes(1)
 #1 {main}
@@ -95,11 +100,6 @@ Stack trace:
 #0 %s(%d): Random\Randomizer->shuffleArray(Array)
 #1 {main}
 
-Next RuntimeException: Random number generation failed in %s:%d
-Stack trace:
-#0 %s(%d): Random\Randomizer->shuffleArray(Array)
-#1 {main}
-
 -------
 
 Error: A random engine must return a non-empty string in %s:%d
@@ -107,11 +107,6 @@ Stack trace:
 #0 %s(%d): Random\Randomizer->shuffleBytes('foobar')
 #1 {main}
 
-Next RuntimeException: Random number generation failed in %s:%d
-Stack trace:
-#0 %s(%d): Random\Randomizer->shuffleBytes('foobar')
-#1 {main}
-
 =====================
 HeavilyBiasedEngine
 =====================
@@ -121,10 +116,9 @@ Stack trace:
 #0 %s(%d): Random\Randomizer->getInt(0, 123)
 #1 {main}
 
-Next RuntimeException: Random number generation failed in %s:%d
-Stack trace:
-#0 %s(%d): Random\Randomizer->getInt(0, 123)
-#1 {main}
+-------
+
+int(%d)
 
 -------
 
@@ -137,11 +131,6 @@ Stack trace:
 #0 %s(%d): Random\Randomizer->shuffleArray(Array)
 #1 {main}
 
-Next RuntimeException: Random number generation failed in %s:%d
-Stack trace:
-#0 %s(%d): Random\Randomizer->shuffleArray(Array)
-#1 {main}
-
 -------
 
 Error: Failed to generate an acceptable random number in 50 attempts in %s:%d
@@ -149,9 +138,4 @@ Stack trace:
 #0 %s(%d): Random\Randomizer->shuffleBytes('foobar')
 #1 {main}
 
-Next RuntimeException: Random number generation failed in %s:%d
-Stack trace:
-#0 %s(%d): Random\Randomizer->shuffleBytes('foobar')
-#1 {main}
-
 =====================