diff --git a/baseapp/streaming.go b/baseapp/streaming.go
index c978d959aa..c548b2a1d2 100644
--- a/baseapp/streaming.go
+++ b/baseapp/streaming.go
@@ -2,6 +2,7 @@ package baseapp
 
 import (
 	"fmt"
+	"slices"
 	"sort"
 	"strings"
 
@@ -80,12 +81,7 @@ func (app *BaseApp) registerABCIListenerPlugin(
 }
 
 func exposeAll(list []string) bool {
-	for _, ele := range list {
-		if ele == "*" {
-			return true
-		}
-	}
-	return false
+	return slices.Contains(list, "*")
 }
 
 func exposeStoreKeysSorted(keysStr []string, keys map[string]*storetypes.KVStoreKey) []storetypes.StoreKey {
diff --git a/x/auth/ante/basic.go b/x/auth/ante/basic.go
index 0137a9259c..d810264163 100644
--- a/x/auth/ante/basic.go
+++ b/x/auth/ante/basic.go
@@ -1,6 +1,7 @@
 package ante
 
 import (
+	"slices"
 	"time"
 
 	errorsmod "cosmossdk.io/errors"
@@ -168,10 +169,8 @@ func isIncompleteSignature(data signing.SignatureData) bool {
 		if len(data.Signatures) == 0 {
 			return true
 		}
-		for _, s := range data.Signatures {
-			if isIncompleteSignature(s) {
-				return true
-			}
+		if slices.ContainsFunc(data.Signatures, isIncompleteSignature) {
+			return true
 		}
 	}
 
diff --git a/x/auth/types/account.go b/x/auth/types/account.go
index b111cf0c16..58b4cb99de 100644
--- a/x/auth/types/account.go
+++ b/x/auth/types/account.go
@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"slices"
 	"strings"
 
 	"github.com/cometbft/cometbft/crypto"
@@ -189,12 +190,7 @@ func NewModuleAccount(ba *BaseAccount, name string, permissions ...string) *Modu
 
 // HasPermission returns whether or not the module account has permission.
 func (ma ModuleAccount) HasPermission(permission string) bool {
-	for _, perm := range ma.Permissions {
-		if perm == permission {
-			return true
-		}
-	}
-	return false
+	return slices.Contains(ma.Permissions, permission)
 }
 
 // GetName returns the name of the holder's module
diff --git a/x/auth/types/genesis.go b/x/auth/types/genesis.go
index b3a66869da..06e0aae9e2 100644
--- a/x/auth/types/genesis.go
+++ b/x/auth/types/genesis.go
@@ -3,6 +3,7 @@ package types
 import (
 	"encoding/json"
 	"fmt"
+	"slices"
 	"sort"
 
 	proto "github.com/cosmos/gogoproto/proto"
@@ -95,9 +96,7 @@ func SanitizeGenesisAccounts(genAccs GenesisAccounts) GenesisAccounts {
 	for num := range dupAccNum {
 		dupAccNums = append(dupAccNums, num)
 	}
-	sort.Slice(dupAccNums, func(i, j int) bool {
-		return dupAccNums[i] < dupAccNums[j]
-	})
+	slices.Sort(dupAccNums)
 
 	// Change the account number of the duplicated ones to the first unused value.
 	globalNum := uint64(0)
diff --git a/x/gov/migrations/v4/store.go b/x/gov/migrations/v4/store.go
index 7a5857dd2a..0bb5bbf3c8 100644
--- a/x/gov/migrations/v4/store.go
+++ b/x/gov/migrations/v4/store.go
@@ -2,7 +2,7 @@ package v4
 
 import (
 	"fmt"
-	"sort"
+	"slices"
 
 	corestoretypes "cosmossdk.io/core/store"
 	"cosmossdk.io/store/prefix"
@@ -100,7 +100,7 @@ func AddProposerAddressToProposal(ctx sdk.Context, storeService corestoretypes.K
 	}
 
 	// sort the proposalIDs
-	sort.Slice(proposalIDs, func(i, j int) bool { return proposalIDs[i] < proposalIDs[j] })
+	slices.Sort(proposalIDs)
 
 	store := runtime.KVStoreAdapter(storeService.OpenKVStore(ctx))
 
diff --git a/x/group/keeper/msg_server.go b/x/group/keeper/msg_server.go
index 6689cf5739..58869a5b1b 100644
--- a/x/group/keeper/msg_server.go
+++ b/x/group/keeper/msg_server.go
@@ -6,6 +6,7 @@ import (
 	"encoding/binary"
 	"encoding/json"
 	"fmt"
+	"slices"
 	"strings"
 
 	errorsmod "cosmossdk.io/errors"
@@ -1163,13 +1164,7 @@ func (k Keeper) validateMembers(members []group.MemberRequest) error {
 
 // isProposer checks that an address is a proposer of a given proposal.
 func isProposer(proposal group.Proposal, address string) bool {
-	for _, proposer := range proposal.Proposers {
-		if proposer == address {
-			return true
-		}
-	}
-
-	return false
+	return slices.Contains(proposal.Proposers, address)
 }
 
 func validateMsgs(msgs []sdk.Msg) error {
diff --git a/x/staking/keeper/msg_server.go b/x/staking/keeper/msg_server.go
index 19b7ba7a25..8ba7b9383b 100644
--- a/x/staking/keeper/msg_server.go
+++ b/x/staking/keeper/msg_server.go
@@ -2,6 +2,7 @@ package keeper
 
 import (
 	"context"
+	"slices"
 	"strconv"
 	"time"
 
@@ -85,13 +86,7 @@ func (k msgServer) CreateValidator(ctx context.Context, msg *types.MsgCreateVali
 	cp := sdkCtx.ConsensusParams()
 	if cp.Validator != nil {
 		pkType := pk.Type()
-		hasKeyType := false
-		for _, keyType := range cp.Validator.PubKeyTypes {
-			if pkType == keyType {
-				hasKeyType = true
-				break
-			}
-		}
+		hasKeyType := slices.Contains(cp.Validator.PubKeyTypes, pkType)
 		if !hasKeyType {
 			return nil, errorsmod.Wrapf(
 				types.ErrValidatorPubKeyTypeNotSupported,
diff --git a/x/staking/migrations/v4/store.go b/x/staking/migrations/v4/store.go
index a41069a09e..945c2b1f9f 100644
--- a/x/staking/migrations/v4/store.go
+++ b/x/staking/migrations/v4/store.go
@@ -1,7 +1,7 @@
 package v4
 
 import (
-	"sort"
+	"slices"
 
 	sdkmath "cosmossdk.io/math"
 	storetypes "cosmossdk.io/store/types"
@@ -59,9 +59,7 @@ func migrateUBDEntries(ctx sdk.Context, store storetypes.KVStore, cdc codec.Bina
 		for k := range entriesAtSameCreationHeight {
 			creationHeights = append(creationHeights, k)
 		}
-
-		sort.Slice(creationHeights, func(i, j int) bool { return creationHeights[i] < creationHeights[j] })
-
+		slices.Sort(creationHeights)
 		ubd.Entries = make([]types.UnbondingDelegationEntry, 0, len(creationHeights))
 
 		for _, h := range creationHeights {