diff --git a/spring-boot/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationApplication.java b/spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationApplication.java
similarity index 96%
rename from spring-boot/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationApplication.java
rename to spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationApplication.java
index 01be08d6ae..ed912d8c0a 100644
--- a/spring-boot/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationApplication.java
+++ b/spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationApplication.java
@@ -35,7 +35,7 @@ public class PriceCalculationApplication implements CommandLineRunner {
             int quantity = Integer.valueOf(params.get(1));
             priceCalculationService.productTotalPrice(singlePrice, quantity);
         } else {
-            logger.error("Invalid arguments " + params.toString());
+            logger.warn("Invalid arguments " + params.toString());
         }
 
     }
diff --git a/spring-boot/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationEnvironmentPostProcessor.java b/spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationEnvironmentPostProcessor.java
similarity index 100%
rename from spring-boot/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationEnvironmentPostProcessor.java
rename to spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/PriceCalculationEnvironmentPostProcessor.java
diff --git a/spring-boot/src/main/java/com/baeldung/environmentpostprocessor/autoconfig/PriceCalculationAutoConfig.java b/spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/autoconfig/PriceCalculationAutoConfig.java
similarity index 100%
rename from spring-boot/src/main/java/com/baeldung/environmentpostprocessor/autoconfig/PriceCalculationAutoConfig.java
rename to spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/autoconfig/PriceCalculationAutoConfig.java
diff --git a/spring-boot/src/main/java/com/baeldung/environmentpostprocessor/calculator/GrossPriceCalculator.java b/spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/calculator/GrossPriceCalculator.java
similarity index 100%
rename from spring-boot/src/main/java/com/baeldung/environmentpostprocessor/calculator/GrossPriceCalculator.java
rename to spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/calculator/GrossPriceCalculator.java
diff --git a/spring-boot/src/main/java/com/baeldung/environmentpostprocessor/calculator/NetPriceCalculator.java b/spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/calculator/NetPriceCalculator.java
similarity index 100%
rename from spring-boot/src/main/java/com/baeldung/environmentpostprocessor/calculator/NetPriceCalculator.java
rename to spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/calculator/NetPriceCalculator.java
diff --git a/spring-boot/src/main/java/com/baeldung/environmentpostprocessor/calculator/PriceCalculator.java b/spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/calculator/PriceCalculator.java
similarity index 100%
rename from spring-boot/src/main/java/com/baeldung/environmentpostprocessor/calculator/PriceCalculator.java
rename to spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/calculator/PriceCalculator.java
diff --git a/spring-boot/src/main/java/com/baeldung/environmentpostprocessor/service/PriceCalculationService.java b/spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/service/PriceCalculationService.java
similarity index 100%
rename from spring-boot/src/main/java/com/baeldung/environmentpostprocessor/service/PriceCalculationService.java
rename to spring-boot-ops/src/main/java/com/baeldung/environmentpostprocessor/service/PriceCalculationService.java
diff --git a/spring-boot-ops/src/main/resources/META-INF/spring.factories b/spring-boot-ops/src/main/resources/META-INF/spring.factories
new file mode 100644
index 0000000000..c36b67f8d7
--- /dev/null
+++ b/spring-boot-ops/src/main/resources/META-INF/spring.factories
@@ -0,0 +1,6 @@
+org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
+com.baeldung.environmentpostprocessor.autoconfig.PriceCalculationAutoConfig
+
+org.springframework.boot.env.EnvironmentPostProcessor=\
+com.baeldung.environmentpostprocessor.PriceCalculationEnvironmentPostProcessor
+
diff --git a/spring-boot/src/test/java/com/baeldung/environmentpostprocessor/PriceCalculationEnvironmentPostProcessorLiveTest.java b/spring-boot-ops/src/test/java/com/baeldung/environmentpostprocessor/PriceCalculationEnvironmentPostProcessorLiveTest.java
similarity index 100%
rename from spring-boot/src/test/java/com/baeldung/environmentpostprocessor/PriceCalculationEnvironmentPostProcessorLiveTest.java
rename to spring-boot-ops/src/test/java/com/baeldung/environmentpostprocessor/PriceCalculationEnvironmentPostProcessorLiveTest.java
diff --git a/spring-boot/src/main/resources/META-INF/spring.factories b/spring-boot/src/main/resources/META-INF/spring.factories
index d8a01bbf82..336477df96 100644
--- a/spring-boot/src/main/resources/META-INF/spring.factories
+++ b/spring-boot/src/main/resources/META-INF/spring.factories
@@ -1,7 +1,2 @@
 org.springframework.boot.diagnostics.FailureAnalyzer=com.baeldung.failureanalyzer.MyBeanNotOfRequiredTypeFailureAnalyzer
-org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
-com.baeldung.environmentpostprocessor.autoconfig.PriceCalculationAutoConfig
-
-org.springframework.boot.env.EnvironmentPostProcessor=\
-com.baeldung.environmentpostprocessor.PriceCalculationEnvironmentPostProcessor