diff --git a/docker-compose.yaml b/docker-compose.yaml
index 510e9ec1..779d3464 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -21,7 +21,7 @@ services:
       - BUILDSWIGPYTHON=${BUILDSWIGPYTHON:-OFF}
       - BUILDSWIGJAVA=${BUILDSWIGJAVA:-OFF}
       - BUILDSWIGNODE=${BUILDSWIGNODE:-OFF}
-      - BUILDEXAMPLES=${BUILDEXAMPLE:-ON}
+      - BUILDEXAMPLES=${BUILDEXAMPLES:-ON}
       - IPK=${IPK:-OFF}
       - RPM=${RPM:-OFF}
       - NPM=${NPM:-OFF}
@@ -50,6 +50,7 @@ services:
       - BUILDSWIGPYTHON=ON
       - BUILDSWIGNODE=ON
       - BUILDSWIGJAVA=ON
+      - BUILDSWIGEXAMPLES=ON
       - SONAR_TOKEN
       - SONAR_ORG
       - SONAR_PROJ_KEY
diff --git a/examples/c++/mcp9808.cxx b/examples/c++/mcp9808.cxx
index c61bdd1e..0e8dc75a 100644
--- a/examples/c++/mcp9808.cxx
+++ b/examples/c++/mcp9808.cxx
@@ -42,7 +42,7 @@ int main()
 		{
 		float t;
 		case 1:
-			std::cout << "Temp: " << temp->getTemp() << "° " <<  (temp->isCelsius()? "Celsius" : "Fahrenheit")<< std::endl;
+			std::cout << "Temp: " << temp->getTemp() << "* " <<  (temp->isCelsius()? "Celsius" : "Fahrenheit")<< std::endl;
 			break;
 		case 2:
 			cout << "shutdown sensor (sleep mode)" << endl;
diff --git a/examples/c++/tmp006.cxx b/examples/c++/tmp006.cxx
index 8bec1592..b7e3119e 100644
--- a/examples/c++/tmp006.cxx
+++ b/examples/c++/tmp006.cxx
@@ -58,8 +58,8 @@ int main(int argc, char **argv)
   // update and print available values every second
   while (run)
     {
-      // Print out temperature value in °C
-      std::cout << "Temperature: " << mySensor->getTemperature(true) << " °C"
+      // Print out temperature value in *C
+      std::cout << "Temperature: " << mySensor->getTemperature(true) << " *C"
            << std::endl;
 
       sleep(1);
diff --git a/scripts/sonar-scan.sh b/scripts/sonar-scan.sh
index 93b5150c..87be1832 100755
--- a/scripts/sonar-scan.sh
+++ b/scripts/sonar-scan.sh
@@ -30,7 +30,7 @@ SONAR_TOKEN=${SONAR_TOKEN:?value not provided}
 
 bw_output_path="${UPM_SRC_DIR}/build/bw-output"
 
-sonar_cmd_base="build-wrapper-linux-x86-64 --out-dir ${bw_output_path} make clean all && \
+sonar_cmd_base="build-wrapper-linux-x86-64 --out-dir ${bw_output_path} make -j8 clean all && \
     sonar-scanner \
         --debug \
         -Dsonar.projectKey=${SONAR_PROJ_KEY} \
diff --git a/src/bmp280/bmp280.c b/src/bmp280/bmp280.c
index e621c7da..ffeba973 100644
--- a/src/bmp280/bmp280.c
+++ b/src/bmp280/bmp280.c
@@ -84,7 +84,7 @@ static int32_t _bmp280_compensate_T_int32(const bmp280_context dev,
 
 // Returns pressure in Pa as unsigned 32 bit integer in Q24.8 format
 // (24 integer bits and 8 fractional bits).  Output value of
-// “24674867” represents 24674867/256 = 96386.2 Pa = 963.862 hPa
+// "24674867" represents 24674867/256 = 96386.2 Pa = 963.862 hPa
 static uint32_t _bmp280_compensate_P_int64(const bmp280_context dev,
                                            int32_t adc_P)
 {
@@ -111,7 +111,7 @@ static uint32_t _bmp280_compensate_P_int64(const bmp280_context dev,
 
 // This function comes from the BME280 datasheet, section 4.2.3
 // Returns humidity in %RH as unsigned 32 bit integer in Q22.10 format
-// (22 integer and 10 fractional bits).  Output value of “47445”
+// (22 integer and 10 fractional bits).  Output value of "47445"
 // represents 47445/1024 = 46.333 %RH
 // BME280 only
 static uint32_t _bme280_compensate_H_int32(const bmp280_context dev,
@@ -135,7 +135,7 @@ static upm_result_t _read_calibration_data(const bmp280_context dev)
     assert(dev != NULL);
 
 #if defined(BMP280_USE_TEST_DATA)
-    printf("%s: WARNING: Test data is being used\n", __FUNCTIOM__);
+    printf("%s: WARNING: Test data is being used\n", __FUNCTION__);
 
     // This data is taken from the datasheet, section 3.12
     dev->dig_T1 = 27504;
diff --git a/src/max30100/max30100.c b/src/max30100/max30100.c
index c9d1f24b..9318efb4 100644
--- a/src/max30100/max30100.c
+++ b/src/max30100/max30100.c
@@ -222,7 +222,7 @@ upm_result_t max30100_get_temperature(const max30100_context* dev, float* temper
     /* This register stores the fractional temperature data in increments of
      * 0.0625C (1/16th of a degree C).  If this fractional temperature is
      * paired with a negative integer, it still adds as a positive fractional
-     * value (e.g., -128°C + 0.5°C = -127.5°C). */
+     * value (e.g., -128 C + 0.5 C = -127.5 C). */
     result = max30100_read(dev, MAX30100_REG_TEMP_FRACTION, (uint8_t*)&tmp_val);
     if (result != UPM_SUCCESS) return result;