diff --git a/pom.xml b/pom.xml
index e81ed66ce..9154a36ec 100644
--- a/pom.xml
+++ b/pom.xml
@@ -32,6 +32,7 @@
     <dependency.junit.version>4.12</dependency.junit.version>
     <dependency.logback.version>1.2.3</dependency.logback.version>
     <dependency.nativelibloader.version>2.3.3</dependency.nativelibloader.version>
+    <dependency.slf4j-api.version>1.7.25</dependency.slf4j-api.version>
 
     <!-- plugin versions a-z -->
     <plugin.animalsniffer.version>1.17</plugin.animalsniffer.version>
@@ -62,6 +63,12 @@
   </licenses>
 
   <dependencies>
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-api</artifactId>
+      <version>${dependency.slf4j-api.version}</version>
+      <scope>provided</scope>
+    </dependency>
     <dependency>
       <groupId>org.scijava</groupId>
       <artifactId>native-lib-loader</artifactId>
diff --git a/src/java/jssc/SerialPortList.java b/src/java/jssc/SerialPortList.java
index 5af9a95ea..a886b1d71 100644
--- a/src/java/jssc/SerialPortList.java
+++ b/src/java/jssc/SerialPortList.java
@@ -53,7 +53,7 @@ public class SerialPortList {
                 break;
             }
             case SerialNativeInterface.OS_MAC_OS_X: {
-                PORTNAMES_REGEXP = Pattern.compile("tty.(serial|usbserial|usbmodem).*");
+                PORTNAMES_REGEXP = Pattern.compile("(tty|cu)\\..*");
                 PORTNAMES_PATH = "/dev/";
                 break;
             }
@@ -155,7 +155,7 @@ private int[] getNumberAndLastIndex(String str, int startIndex) {
         }
     };
     //<-since 2.1.0
-    
+
     /**
      * Get sorted array of serial ports in the system using default settings:<br>
      *
@@ -199,7 +199,7 @@ public static String[] getPortNames(String searchPath) {
      * Get sorted array of serial ports in the system matched pattern
      *
      * @param pattern RegExp pattern for matching port names <b>(not null)</b>
-     * 
+     *
      * @return String array. If there is no ports in the system String[]
      *
      * @since 2.3.0
@@ -330,12 +330,15 @@ private static String[] getUnixBasedPortNames(String searchPath, Pattern pattern
                     String fileName = file.getName();
                     if(!file.isDirectory() && !file.isFile() && pattern.matcher(fileName).find()){
                         String portName = searchPath + fileName;
-                        long portHandle = serialInterface.openPort(portName, false);//Open port without TIOCEXCL
-                        if(portHandle < 0 && portHandle != SerialNativeInterface.ERR_PORT_BUSY){
-                            continue;
-                        }
-                        else if(portHandle != SerialNativeInterface.ERR_PORT_BUSY) {
-                            serialInterface.closePort(portHandle);
+                        // For linux ttyS0..31 serial ports check existence by opening each of them
+                        if (fileName.startsWith("ttyS")) {
+	                        long portHandle = serialInterface.openPort(portName, false);//Open port without TIOCEXCL
+	                        if(portHandle < 0 && portHandle != SerialNativeInterface.ERR_PORT_BUSY){
+	                            continue;
+	                        }
+	                        else if(portHandle != SerialNativeInterface.ERR_PORT_BUSY) {
+	                            serialInterface.closePort(portHandle);
+	                        }
                         }
                         portsTree.add(portName);
                     }