diff --git a/.changelog/2160.txt b/.changelog/2160.txt
new file mode 100644
index 0000000000..9b970bf3f4
--- /dev/null
+++ b/.changelog/2160.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+control-plane: fix issue with json tags of service defaults fields EnforcingConsecutive5xx, MaxEjectionPercent and BaseEjectionTime.
+```
\ No newline at end of file
diff --git a/charts/consul/templates/crd-servicedefaults.yaml b/charts/consul/templates/crd-servicedefaults.yaml
index 28196f693c..d38a5af94d 100644
--- a/charts/consul/templates/crd-servicedefaults.yaml
+++ b/charts/consul/templates/crd-servicedefaults.yaml
@@ -275,12 +275,14 @@ spec:
                           the load balancing pool.
                         properties:
                           baseEjectionTime:
-                            description: The base time that a host is ejected for. The
-                              real time is equal to the base time multiplied by the number
-                              of times the host has been ejected and is capped by
-                              max_ejection_time (Default 300s). Defaults to 30s.
-                            type: string
-                          enforcing_consecutive_5xx:
+                            description: The base time that a host is ejected for.
+                              The real time is equal to the base time multiplied by
+                              the number of times the host has been ejected and is
+                              capped by max_ejection_time (Default 300s). Defaults
+                              to 30000ms or 30s.
+                            format: int64
+                            type: integer
+                          enforcingConsecutive5xx:
                             description: EnforcingConsecutive5xx is the % chance that
                               a host will be actually ejected when an outlier status
                               is detected through consecutive 5xx. This setting can
@@ -294,7 +296,8 @@ spec:
                           maxEjectionPercent:
                             description: The maximum % of an upstream cluster that
                               can be ejected due to outlier detection. Defaults to
-                              10% but will eject at least one host regardless of the value.
+                              10% but will eject at least one host regardless of the
+                              value.
                             format: int32
                             type: integer
                           maxFailures:
@@ -389,7 +392,15 @@ spec:
                             how upstream proxy instances will be monitored for removal
                             from the load balancing pool.
                           properties:
-                            enforcing_consecutive_5xx:
+                            baseEjectionTime:
+                              description: The base time that a host is ejected for.
+                                The real time is equal to the base time multiplied
+                                by the number of times the host has been ejected and
+                                is capped by max_ejection_time (Default 300s). Defaults
+                                to 30000ms or 30s.
+                              format: int64
+                              type: integer
+                            enforcingConsecutive5xx:
                               description: EnforcingConsecutive5xx is the % chance
                                 that a host will be actually ejected when an outlier
                                 status is detected through consecutive 5xx. This setting
@@ -401,6 +412,13 @@ spec:
                                 sweeps. Each sweep may remove hosts or return hosts
                                 to the pool.
                               type: string
+                            maxEjectionPercent:
+                              description: The maximum % of an upstream cluster that
+                                can be ejected due to outlier detection. Defaults
+                                to 10% but will eject at least one host regardless
+                                of the value.
+                              format: int32
+                              type: integer
                             maxFailures:
                               description: MaxFailures is the count of consecutive
                                 failures that results in a host being removed from
diff --git a/control-plane/api/v1alpha1/servicedefaults_types.go b/control-plane/api/v1alpha1/servicedefaults_types.go
index 46334bf64c..b3c720e732 100644
--- a/control-plane/api/v1alpha1/servicedefaults_types.go
+++ b/control-plane/api/v1alpha1/servicedefaults_types.go
@@ -181,14 +181,14 @@ type PassiveHealthCheck struct {
 	// EnforcingConsecutive5xx is the % chance that a host will be actually ejected
 	// when an outlier status is detected through consecutive 5xx.
 	// This setting can be used to disable ejection or to ramp it up slowly.
-	EnforcingConsecutive5xx *uint32 `json:"enforcing_consecutive_5xx,omitempty"`
+	EnforcingConsecutive5xx *uint32 `json:"enforcingConsecutive5xx,omitempty"`
 	// The maximum % of an upstream cluster that can be ejected due to outlier detection.
 	// Defaults to 10% but will eject at least one host regardless of the value.
-	MaxEjectionPercent *uint32 `json:",omitempty" alias:"max_ejection_percent"`
+	MaxEjectionPercent *uint32 `json:"maxEjectionPercent,omitempty"`
 	// The base time that a host is ejected for. The real time is equal to the base time
 	// multiplied by the number of times the host has been ejected and is capped by
 	// max_ejection_time (Default 300s). Defaults to 30000ms or 30s.
-	BaseEjectionTime *time.Duration `json:",omitempty" alias:"base_ejection_time"`
+	BaseEjectionTime *time.Duration `json:"baseEjectionTime,omitempty"`
 }
 
 type ServiceDefaultsDestination struct {
diff --git a/control-plane/config/crd/bases/consul.hashicorp.com_servicedefaults.yaml b/control-plane/config/crd/bases/consul.hashicorp.com_servicedefaults.yaml
index dd6c7569af..23431a48d9 100644
--- a/control-plane/config/crd/bases/consul.hashicorp.com_servicedefaults.yaml
+++ b/control-plane/config/crd/bases/consul.hashicorp.com_servicedefaults.yaml
@@ -268,12 +268,14 @@ spec:
                           the load balancing pool.
                         properties:
                           baseEjectionTime:
-                            description: The base time that a host is ejected for. The
-                              real time is equal to the base time multiplied by the number
-                              of times the host has been ejected and is capped by
-                              max_ejection_time (Default 300s). Defaults to 30s.
-                            type: string
-                          enforcing_consecutive_5xx:
+                            description: The base time that a host is ejected for.
+                              The real time is equal to the base time multiplied by
+                              the number of times the host has been ejected and is
+                              capped by max_ejection_time (Default 300s). Defaults
+                              to 30000ms or 30s.
+                            format: int64
+                            type: integer
+                          enforcingConsecutive5xx:
                             description: EnforcingConsecutive5xx is the % chance that
                               a host will be actually ejected when an outlier status
                               is detected through consecutive 5xx. This setting can
@@ -287,7 +289,8 @@ spec:
                           maxEjectionPercent:
                             description: The maximum % of an upstream cluster that
                               can be ejected due to outlier detection. Defaults to
-                              10% but will eject at least one host regardless of the value.
+                              10% but will eject at least one host regardless of the
+                              value.
                             format: int32
                             type: integer
                           maxFailures:
@@ -383,12 +386,14 @@ spec:
                             from the load balancing pool.
                           properties:
                             baseEjectionTime:
-                              description: The base time that a host is ejected for. The
-                                real time is equal to the base time multiplied by the number
-                                of times the host has been ejected and is capped by
-                                max_ejection_time (Default 300s). Defaults to 30s.
-                              type: string
-                            enforcing_consecutive_5xx:
+                              description: The base time that a host is ejected for.
+                                The real time is equal to the base time multiplied
+                                by the number of times the host has been ejected and
+                                is capped by max_ejection_time (Default 300s). Defaults
+                                to 30000ms or 30s.
+                              format: int64
+                              type: integer
+                            enforcingConsecutive5xx:
                               description: EnforcingConsecutive5xx is the % chance
                                 that a host will be actually ejected when an outlier
                                 status is detected through consecutive 5xx. This setting
@@ -402,8 +407,9 @@ spec:
                               type: string
                             maxEjectionPercent:
                               description: The maximum % of an upstream cluster that
-                                can be ejected due to outlier detection. Defaults to
-                                10% but will eject at least one host regardless of the value.
+                                can be ejected due to outlier detection. Defaults
+                                to 10% but will eject at least one host regardless
+                                of the value.
                               format: int32
                               type: integer
                             maxFailures: