diff --git a/internal/configuration/validator/authentication_test.go b/internal/configuration/validator/authentication_test.go
index 95c2016b0..5b4477e35 100644
--- a/internal/configuration/validator/authentication_test.go
+++ b/internal/configuration/validator/authentication_test.go
@@ -334,7 +334,7 @@ func (suite *LDAPAuthenticationBackendSuite) TestShouldRaiseOnBadRefreshInterval
 	suite.Assert().False(suite.validator.HasWarnings())
 	suite.Require().Len(suite.validator.Errors(), 1)
 
-	suite.Assert().EqualError(suite.validator.Errors()[0], "Auth Backend `refresh_interval` is configured to 'blah' but it must be either a duration notation or one of 'disable', or 'always'. Error from parser: Could not convert the input string of blah into a duration")
+	suite.Assert().EqualError(suite.validator.Errors()[0], "Auth Backend `refresh_interval` is configured to 'blah' but it must be either a duration notation or one of 'disable', or 'always'. Error from parser: could not convert the input string of blah into a duration")
 }
 
 func (suite *LDAPAuthenticationBackendSuite) TestShouldSetDefaultImplementation() {
diff --git a/internal/configuration/validator/regulation_test.go b/internal/configuration/validator/regulation_test.go
index f30228df5..120d5983f 100644
--- a/internal/configuration/validator/regulation_test.go
+++ b/internal/configuration/validator/regulation_test.go
@@ -54,6 +54,6 @@ func TestShouldRaiseErrorOnBadDurationStrings(t *testing.T) {
 	ValidateRegulation(&config, validator)
 
 	assert.Len(t, validator.Errors(), 2)
-	assert.EqualError(t, validator.Errors()[0], "Error occurred parsing regulation find_time string: Could not convert the input string of a year into a duration")
-	assert.EqualError(t, validator.Errors()[1], "Error occurred parsing regulation ban_time string: Could not convert the input string of forever into a duration")
+	assert.EqualError(t, validator.Errors()[0], "Error occurred parsing regulation find_time string: could not convert the input string of a year into a duration")
+	assert.EqualError(t, validator.Errors()[1], "Error occurred parsing regulation ban_time string: could not convert the input string of forever into a duration")
 }
diff --git a/internal/configuration/validator/session_test.go b/internal/configuration/validator/session_test.go
index 15bb37d62..9b78bfd1c 100644
--- a/internal/configuration/validator/session_test.go
+++ b/internal/configuration/validator/session_test.go
@@ -430,8 +430,8 @@ func TestShouldRaiseErrorWhenBadInactivityAndExpirationSet(t *testing.T) {
 
 	assert.False(t, validator.HasWarnings())
 	assert.Len(t, validator.Errors(), 2)
-	assert.EqualError(t, validator.Errors()[0], "Error occurred parsing session expiration string: Could not convert the input string of -1 into a duration")
-	assert.EqualError(t, validator.Errors()[1], "Error occurred parsing session inactivity string: Could not convert the input string of -1 into a duration")
+	assert.EqualError(t, validator.Errors()[0], "Error occurred parsing session expiration string: could not convert the input string of -1 into a duration")
+	assert.EqualError(t, validator.Errors()[1], "Error occurred parsing session inactivity string: could not convert the input string of -1 into a duration")
 }
 
 func TestShouldRaiseErrorWhenBadRememberMeDurationSet(t *testing.T) {
@@ -443,7 +443,7 @@ func TestShouldRaiseErrorWhenBadRememberMeDurationSet(t *testing.T) {
 
 	assert.False(t, validator.HasWarnings())
 	assert.Len(t, validator.Errors(), 1)
-	assert.EqualError(t, validator.Errors()[0], "Error occurred parsing session remember_me_duration string: Could not convert the input string of 1 year into a duration")
+	assert.EqualError(t, validator.Errors()[0], "Error occurred parsing session remember_me_duration string: could not convert the input string of 1 year into a duration")
 }
 
 func TestShouldSetDefaultRememberMeDuration(t *testing.T) {
diff --git a/internal/utils/check.go b/internal/utils/check.go
index bd2c4211b..dbc63196f 100644
--- a/internal/utils/check.go
+++ b/internal/utils/check.go
@@ -19,7 +19,7 @@ func CheckUntil(interval time.Duration, timeout time.Duration, predicate func()
 				return err
 			}
 		case <-time.After(timeout):
-			return fmt.Errorf("Timeout of %ds reached", int64(timeout/time.Second))
+			return fmt.Errorf("timeout of %ds reached", int64(timeout/time.Second))
 		}
 	}
 }
diff --git a/internal/utils/exec.go b/internal/utils/exec.go
index 7cfad8ea6..fbc743207 100644
--- a/internal/utils/exec.go
+++ b/internal/utils/exec.go
@@ -179,5 +179,5 @@ func RunFuncWithRetry(attempts int, sleep time.Duration, f func() error) (err er
 		log.Printf("Retrying after error: %s", err)
 	}
 
-	return fmt.Errorf("Failed after %d attempts, last error: %s", attempts, err)
+	return fmt.Errorf("failed after %d attempts, last error: %s", attempts, err)
 }
diff --git a/internal/utils/rsa.go b/internal/utils/rsa.go
index cc5a09d65..9718ebef4 100644
--- a/internal/utils/rsa.go
+++ b/internal/utils/rsa.go
@@ -79,5 +79,5 @@ func ParseRsaPublicKeyFromPemStr(pubPEM string) (*rsa.PublicKey, error) {
 		break // fall through
 	}
 
-	return nil, errors.New("Key type is not RSA")
+	return nil, errors.New("key type is not RSA")
 }
diff --git a/internal/utils/time.go b/internal/utils/time.go
index 8c05dbc31..87628741e 100644
--- a/internal/utils/time.go
+++ b/internal/utils/time.go
@@ -38,13 +38,13 @@ func ParseDurationString(input string) (time.Duration, error) {
 	case input == "0" || len(matches) == 3:
 		seconds, err := strconv.Atoi(input)
 		if err != nil {
-			return 0, fmt.Errorf("Could not convert the input string of %s into a duration: %s", input, err)
+			return 0, fmt.Errorf("could not convert the input string of %s into a duration: %s", input, err)
 		}
 
 		duration = time.Duration(seconds) * time.Second
 	case input != "":
 		// Throw this error if input is anything other than a blank string, blank string will default to a duration of nothing
-		return 0, fmt.Errorf("Could not convert the input string of %s into a duration", input)
+		return 0, fmt.Errorf("could not convert the input string of %s into a duration", input)
 	}
 
 	return duration, nil
diff --git a/internal/utils/time_test.go b/internal/utils/time_test.go
index 438a0c234..a4104720b 100644
--- a/internal/utils/time_test.go
+++ b/internal/utils/time_test.go
@@ -47,25 +47,25 @@ func TestShouldParseSecondsString(t *testing.T) {
 
 func TestShouldNotParseDurationStringWithOutOfOrderQuantitiesAndUnits(t *testing.T) {
 	duration, err := ParseDurationString("h1")
-	assert.EqualError(t, err, "Could not convert the input string of h1 into a duration")
+	assert.EqualError(t, err, "could not convert the input string of h1 into a duration")
 	assert.Equal(t, time.Duration(0), duration)
 }
 
 func TestShouldNotParseBadDurationString(t *testing.T) {
 	duration, err := ParseDurationString("10x")
-	assert.EqualError(t, err, "Could not convert the input string of 10x into a duration")
+	assert.EqualError(t, err, "could not convert the input string of 10x into a duration")
 	assert.Equal(t, time.Duration(0), duration)
 }
 
 func TestShouldNotParseDurationStringWithMultiValueUnits(t *testing.T) {
 	duration, err := ParseDurationString("10ms")
-	assert.EqualError(t, err, "Could not convert the input string of 10ms into a duration")
+	assert.EqualError(t, err, "could not convert the input string of 10ms into a duration")
 	assert.Equal(t, time.Duration(0), duration)
 }
 
 func TestShouldNotParseDurationStringWithLeadingZero(t *testing.T) {
 	duration, err := ParseDurationString("005h")
-	assert.EqualError(t, err, "Could not convert the input string of 005h into a duration")
+	assert.EqualError(t, err, "could not convert the input string of 005h into a duration")
 	assert.Equal(t, time.Duration(0), duration)
 }