diff --git a/cobc/codegen.c b/cobc/codegen.c
index 63d80f206..d3e6f36aa 100644
--- a/cobc/codegen.c
+++ b/cobc/codegen.c
@@ -7113,44 +7113,51 @@ output_exception_handling(struct cb_call *p)
 }
 
 static void
-output_java_call (struct cb_call *p)
+output_java_call(struct cb_call *p)
 {
-	if (p->args != NULL || p->call_returning != NULL) {
-    	CB_PENDING ("Java method call with parameters or return values");
-    	COBC_ABORT ();
-	}
-	char* full_name = (char *)CB_LITERAL(p->name)->data; /* Assume java.prefix (enforced in `parser.y`, rule `call_body`)*/
-	char* class_and_method_name = full_name + 5;
-	char *last_dot;
-	char *method_name;
-	const char *class_name;
-	char* mangled;
-	size_t i;
+    if (p->args != NULL || p->call_returning != NULL) {
+        CB_PENDING("Java method call with parameters or return values");
+        COBC_ABORT();
+    }
 
-	mangled = strdup(class_and_method_name);
-	for (i = 0; i < strlen(mangled) + 1; i++) {
-		mangled[i] = (mangled[i] == '.') ? '_' : mangled[i];
-	}
+    char* full_name = (char*)CB_LITERAL(p->name)->data; /* Assume java.prefix (enforced in `parser.y`, rule `call_body`) */
+    char* class_and_method_name = full_name + 5;
+    char *last_dot;
+    char *method_name;
+    const char *class_name;
+    char* mangled;
+
+    // Directly duplicate the class_and_method_name
+    mangled = strdup(class_and_method_name);
+    if (!mangled) {
+        cobc_err_msg(_("Memory allocation failed for mangled name"));
+        COBC_ABORT();
+    }
 
-	lookup_java_call(mangled);
+    lookup_java_call(mangled);
 
-	last_dot = strrchr(class_and_method_name, '.');
+    last_dot = strrchr(class_and_method_name, '.');
 
-	*last_dot = '\0';
-	method_name = last_dot + 1;
-	class_name = class_and_method_name;
+    if (last_dot == NULL) {
+        cobc_err_msg(_("malformed call '%s' to a Java method"), class_and_method_name);
+        cobc_free(mangled);
+        return;
+    }
 
-	output_line("if (call_java_%s == NULL)", mangled);
-	output_block_open();
+    *last_dot = '\0';
+    method_name = last_dot + 1;
+    class_name = class_and_method_name;
 
-	output_line("call_java_%s = cob_resolve_java(\"%s\", \"%s\", \"()V\");", mangled, class_name, method_name);
-	output_line("cob_call_java(call_java_%s);\n", mangled);
-	output_newline();
-	output_block_close();
-	output_exception_handling(p);
+    output_line("if (call_java_%s == NULL)", mangled);
+    output_block_open();
 
-	cobc_free((char*) mangled);
+    output_line("call_java_%s = cob_resolve_java(\"%s\", \"%s\", \"()V\");", mangled, class_name, method_name);
+    output_line("cob_call_java(call_java_%s);\n", mangled);
+    output_newline();
+    output_block_close();
+    output_exception_handling(p);
 
+    cobc_free(mangled);
 }
 
 static void
diff --git a/libcob/java.c b/libcob/java.c
index 893c97711..e414ebef4 100644
--- a/libcob/java.c
+++ b/libcob/java.c
@@ -45,7 +45,7 @@ jvm_load (void) {
     JavaVMOption* options;
 	const char *classpath;
 	size_t option_len;
-	char option_buffer[1024];
+	char option_buffer[COB_NORMAL_BUFF];
 
 	args.version = JNI_VERSION_1_6;
     char *classpath = getenv("CLASSPATH");
@@ -77,12 +77,6 @@ resolve_java (const char		*class_name,
 	cob_java_handle *handle;
 
 	char *jni_class_name = strdup(class_name);
-    for (char *p = jni_class_name; *p; ++p) {
-        if (*p == '.') {
-            *p = '/';
-        }
-    }
-
 	cls = (*env)->FindClass(env, jni_class_name);
 	cob_free(jni_class_name);
 	if (!cls) {
diff --git a/tests/testsuite.src/run_java.at b/tests/testsuite.src/run_java.at
index 3b331d4a3..8c9a76031 100644
--- a/tests/testsuite.src/run_java.at
+++ b/tests/testsuite.src/run_java.at
@@ -131,4 +131,39 @@ AT_DATA([prog.cob], [
 AT_CHECK([$COMPILE prog.cob], [0], [], [])
 AT_CHECK([$COBCRUN_DIRECT ./prog], [0], [], [java call not successful
 ])
+AT_CLEANUP
+
+AT_SETUP([CALL Java static void (void) in a package])
+AT_KEYWORDS([extensions jni package])
+
+AT_SKIP_IF([test "$COB_HAS_JNI" = "no"])
+
+AT_DATA([testpackage/Test.java], [
+package testpackage;
+public class Test {
+   public static void printHelloPackage () {
+      System.out.println("Hello from package!");
+   }
+}
+])
+
+AT_DATA([prog.cob], [
+       IDENTIFICATION   DIVISION.
+       PROGRAM-ID.      prog.
+       PROCEDURE        DIVISION.
+           CALL "Java.testpackage.Test.printHelloPackage"
+               NOT ON EXCEPTION
+                   DISPLAY "Java call to package class worked"
+           END-CALL
+           STOP RUN.
+])
+
+AT_CHECK([mkdir -p testpackage])
+AT_CHECK([$JAVAC testpackage/Test.java], [0], [], [])
+AT_CHECK([$COMPILE prog.cob], [0], [], [])
+AT_CHECK([$COBCRUN_DIRECT ./prog], [0],
+[Hello from package!
+Java call to package class worked
+])
+
 AT_CLEANUP
\ No newline at end of file